在线国产视频不卡免费_黄色毛片视频久久_亚洲综合自拍一级视频在线_国产黄网网址在线观看_亚州av大陆久久黄色大片_精品推荐午夜一区二区三区_国产亚洲这些av_国产午夜福利不卡在线秋霞秋霞_免费一级无码婬片AA片在线蜜爱_丰满多毛的大隂户视频

產(chǎn)品中心

Product Center

當(dāng)前位置:首頁產(chǎn)品中心熱銷產(chǎn)品系列優(yōu)勢供應(yīng)優(yōu)勢供應(yīng)Contrinex YBC-30S2-0500-G012

優(yōu)勢供應(yīng)Contrinex YBC-30S2-0500-G012

產(chǎn)品簡介

*歐洲工控產(chǎn)品 超快物流 *



:@
http://www./優(yōu)勢供應(yīng)Contrinex YBC-30S2-0500-G012

產(chǎn)品型號:
更新時(shí)間:2023-11-12
廠商性質(zhì):經(jīng)銷商
訪問量:766

article

相關(guān)文章
    暫時(shí)沒有信息
詳細(xì)介紹在線留言

*歐洲工控產(chǎn)品 超快物流 *
業(yè)務(wù)員:張經(jīng)理
-----------------------------





@
www.。。com

Contrinex    2AD160C-B35 B1-BS03-D2V1 NO:243763
Contrinex    ASU-0002-080
Contrinex    ASU-002-180
Contrinex    ATE-0000-002
Contrinex    BI5-M18-AN6X-H1141
Contrinex    cable for DW-AD-603-M8-122
Contrinex    Cable?and connector?(M12,?5 cores)?S12-5FUG-050-P?(PUR?shield?S12 5 core?5 meters
Contrinex    connector for DW-AD-627-M12
Contrinex    connector for DW-AS-503-M12-120
Contrinex    connector for DW-AS-503-M18-120
Contrinex    connector S8 Stecker for DW-AS-503-M8-001
Contrinex    CSK-1180-313
Contrinex    CXG58A-10000-BN-Q05-M2-J24
Contrinex    DAS-0035-003
Contrinex    DBK-5/EMPF/CEE/O/M30
Contrinex    DCCQ05M1.5PSLK BEST.NR:2203200
Contrinex    DF-AD-601-C1735
Contrinex    DOS-0803-W Nr.7902078
Contrinex    DW AD-503-C8
Contrinex    DW AS 503 P20 G LH WITH PHOTO
Contrinex    DW-AD-301-03
Contrinex    DW-AD-301-M4
Contrinex    DW-AD-303-03
Contrinex    DW-AD-303-M4
Contrinex    DW-AD-303-M4 PNP NA
Contrinex    DW-AD-309-M8-390
Contrinex    DW-AD-403-04
Contrinex    DW-AD-403-04-290
Contrinex    DW-AD-403-C5
Contrinex    DW-AD-403-M5E
Contrinex    DW-AD-423-065
Contrinex    DW-AD-423-065-290
Contrinex    DW-AD-423-065-400
Contrinex    DW-AD-423-065-400 1321719-00
Contrinex    DW-AD-423-065-495
Contrinex    DW-AD-423-M8
Contrinex    DW-AD-501-04
Contrinex    DW-AD-501-M30
Contrinex    DW-AD-501-M30-245
Contrinex    DW-AD-502-M5
Contrinex    DW-AD-503-04
Contrinex    DW-AD-503-065
Contrinex    DW-AD-503-C8
Contrinex    DW-AD-503-C8 493928B
Contrinex    DW-AD-503-M12-120
Contrinex    DW-AD-503-M18
Contrinex    DW-AD-503-M5
Contrinex    DW-AD-503-M8
Contrinex    DW-AD-503-P12-322
Contrinex    DW-AD-509-C8-390
Contrinex    DW-AD-509-M12-320
Contrinex    DW-AD-509-M18-325
Contrinex    DW-AD-509-M18-390
Contrinex    DW-AD-509-M18-395
Contrinex    DW-AD-509-M8-390
Contrinex    DW-AD-511-M18
Contrinex    DW-AD-513-M12
Contrinex    DW-AD-513-M12-120
Contrinex    DW-AD-513-M8
Contrinex    DW-AD-521-M8
Contrinex    DW-AD-521-M8-120
Contrinex    DW-AD-523-M8
Contrinex    DW-AD-523-M8-245
Contrinex    DW-AD-523-M8-750
Contrinex    DW-AD-603-03
Contrinex    DW-AD-603-065-120
Contrinex    DW-AD-603-065-400
Contrinex    DW-AD-603-065-495
Contrinex    DW-AD-603-M10E-620
Contrinex    DW-AD-603-M30
Contrinex    DW-AD-603-M5-209
Contrinex    DW-AD-603-M8
Contrinex    DW-AD-603-M8-122
Contrinex    DW-AD-603-M8-245
Contrinex    DW-AD-607-C40
Contrinex    DW-AD-607-M12
Contrinex    DW-AD-613-C60
Contrinex    DW-AD-613-C80
Contrinex    DW-AD-613-C80-TP
Contrinex    DW-AD-613-M30
Contrinex    DW-AD-613-M30-299
Contrinex    DW-AD-617-M18
Contrinex    DW-AD-620-065-400
Contrinex    DW-AD-621-M12-295
Contrinex    DW-AD-621-M18-295
Contrinex    DW-AD-621-M4
Contrinex    DW-AD-621-M5
Contrinex    dw-ad-621-m8
Contrinex    DW-AD-621-M8-001
Contrinex    DW-AD-622-03
Contrinex    DW-AD-622-M5
Contrinex    DW-AD-623-03
Contrinex    DW-AD-623-04
Contrinex    DW-AD-623-065 9007/ 65
Contrinex    DW-AD-623-065-400
Contrinex    DW-AD-623-C5
Contrinex    DW-AD-623-M12
Contrinex    DW-AD-623-M12 With cable
Contrinex    DW-AD-623-M12-120
Contrinex    DW-AD-623-M12-235
Contrinex    DW-AD-623-M12-245
Contrinex    DW-AD-623-M4
Contrinex    DW-AD-623-M5
Contrinex    DW-AD-623-M5-290
Contrinex    DW-AD-624-065
Contrinex    DW-AD-627-M12+S12-4MG
Contrinex    DW-AD-633-M8-10
Contrinex    DW-AD-63-M8
Contrinex    DW-AD-701-M12
Contrinex    DW-AD-701-M18-120
Contrinex    DW-AD-701-M8
Contrinex    DW-AD-702-M12-298
Contrinex    DW-AD-702-M12-798
Contrinex    DW-AD-702-M18-120
Contrinex    DW-AD-703-M12
Contrinex    DW-AD-703-M12-295
Contrinex    DW-AD-703-M12-298
Contrinex    DW-AD-703-M18-120
Contrinex    DW-AD-703-M18-245
Contrinex    DW-AD-703-M18-298
Contrinex    DW-AD-703-M30
Contrinex    DW-AD-703-M30-295
Contrinex    DW-AD-704-M18-120
Contrinex    DW-AD-711-M12-298 (10m wire)
Contrinex    DW-AD-711-M18 (2m line) IP68/69K,NPN
Contrinex    DW-AD-711-M8
Contrinex    DW-AD-712-M12-298 (10mWIRE)
Contrinex    DW-AD-712-M8
Contrinex    DW-AD-713-M30-295-720
Contrinex    DW-AD-713-M8
Contrinex    DW-AS-303-03-276
Contrinex    DW-AS-403-04
Contrinex    DW-AS-403-M5,448908B
Contrinex    DW-AS-423-065-001
Contrinex    DW-AS-423-M8-001
Contrinex    DW-AS-425-M8-00
Contrinex    dw-as-425-M8-001
Contrinex    DW-AS-501-M30-002
Contrinex    DW-AS-501-M30-120
Contrinex    DW-AS501-M5
Contrinex    DW-AS-501-M8-001
Contrinex    DW-AS-501-P20
Contrinex    DW-AS-503-065-001
Contrinex    DW-AS-503-C8
Contrinex    DW-AS-503CM18-002/24VDC
Contrinex    DW-AS-503CM18-002/24VDC/
Contrinex    DW-AS-503-M12
Contrinex    DW-AS-503-M12-120
Contrinex    DW-AS-503-M18-002
Contrinex    DW-AS-503-M30-002
Contrinex    DW-AS-503-M30-002;7063059
Contrinex    DW-AS-503-M30-200-M
Contrinex    DW-AS-503-M5
Contrinex    DW-AS-503-M8
Contrinex    DW-AS-503-M8-001
Contrinex    DW-AS-503-M8-001,300MA,10~30V
Contrinex    DW-AS-503-P20
Contrinex    DW-AS-503-P20,NO:320-120-040
Contrinex    DW-AS-503-P20C-LH
Contrinex    DW-AS-503-P20G
Contrinex    DW-AS-503-P20G-LH
Contrinex    DW-AS-503-P20LH
Contrinex    DW-AS-504-M18-120
Contrinex    DW-AS-504-M8-001
Contrinex    DW-AS-509-C8-390
Contrinex    DW-AS-509-M12-120
Contrinex    DW-AS-509-M48-320
Contrinex    DW-AS-509-M8-393
Contrinex    DW-AS-513-M12
Contrinex    DW-AS-513-M18-002
Contrinex    DW-AS-513-M30-002
Contrinex    DW-AS-513-M8-001
Contrinex    DW-AS-521-M8-001
Contrinex    DW-AS-523-M12
Contrinex    DW-AS-523-M8
Contrinex    DW-AS-523-M8-001
Contrinex    DW-AS-523-M8-001 M8 4MM PNP N.O
Contrinex    DW-AS-523-P12
Contrinex    DW-AS-524-M12
Contrinex    DW-AS-603-065-406
Contrinex    DW-AS-603-C8-001
Contrinex    DW-AS-603-M12
Contrinex    DW-AS-603-M12 PNP 0~30VDC 200MA
Contrinex    DW-AS-603-M18-002 mit 3m Cable 
Contrinex    DW-AS-603-M5
Contrinex    DW-AS-603-M8-120
Contrinex    DW-AS-607-M30-002*5
Contrinex    DW-AS-611-C44
Contrinex    DW-AS-613-C44
Contrinex    DW-AS-613-M18-002
Contrinex    DW-AS-613-M30-002
Contrinex    DW-AS-613-M8
Contrinex    DW-AS-614-M12
Contrinex    DW-AS-621 M18-002
Contrinex    DW-AS-621-M5
Contrinex    DW-AS-621-M8
Contrinex    DW-AS-623-04
Contrinex    DW-AS-623-065-001
Contrinex    DW-AS-623-C5
Contrinex    DW-AS-623-C5-276
Contrinex    DW-AS-623-C8-001
Contrinex    DW-AS-623-M12
Contrinex    DW-AS-623-M12 PNP 0~30VDC 200A
Contrinex    DW-AS-623-M12 Without cable
Contrinex    DW-AS-623-M12-120
Contrinex    DW-AS-623-M18-002
Contrinex    DW-AS-623-M4-276
Contrinex    DW-AS-623-M5
Contrinex    DW-AS-623-M8
Contrinex    DW-AS-623-M8-001
Contrinex    DW-AS-623-M8-123
Contrinex    DW-AS-623-M8-124
Contrinex    DW-AS-624-M12-120
Contrinex    DW-AS-62A-C44
Contrinex    DW-AS-633-M8-001
Contrinex    DW-AS-63A-C44
Contrinex    DW-AS-701-M12
Contrinex    DW-AS-701-M18-002
Contrinex    DW-AS-701-M18-120
Contrinex    DW-AS-701-M8-001
Contrinex    DW-AS-702-M18-120
Contrinex    DW-AS-703-M12
Contrinex    DW-AS-703-M18-002
Contrinex    DW-AS-703-M18-120
Contrinex    DW-AS-703-M8-001
Contrinex    DW-AS-704-M12
Contrinex    DW-AS-704-M18-120
Contrinex    DW-AS-711-M8-001
Contrinex    DW-AS-713-M8
Contrinex    DW-AV-303-M4-276
Contrinex    DW-AV-303-M4-276 M4 0.6MM PNP N.O
Contrinex    DW-AV-403-04-174
Contrinex    DW-AV-403-04-282
Contrinex    DW-AV-403-M5-175
Contrinex    DW-AV-526-M4-275
Contrinex    DW-AV-603-03-276
Contrinex    DW-AV-603-04-174
Contrinex    DW-AV-603-04-282
Contrinex    DW-AV-603-065-212
Contrinex    DW-AV-603-M4-276
Contrinex    DW-AV-603-M5-175
Contrinex    DW-AV-603-M5-278
Contrinex    DW-AV-621-M4-276
Contrinex    DW-AV-623-03-276
Contrinex    DW-AV-623-03-282
Contrinex    DW-AV-623-04-282
Contrinex    DW-AV-623-C5-276
Contrinex    DW-AV-623-C5-276 NO.320-920-328
Contrinex    DW-AV-623-M4
Contrinex    DW-AV-623-M4-276
Contrinex    DW-AV-623-M5-276
Contrinex    DW-DS-605-M18-120
Contrinex    DW-DS-605-M18-120-C01
Contrinex    DW-DS-605-M30-002
Contrinex    DW-DS-605-M30-002-C01
Contrinex    DW-DS-615-M18-021-MM
Contrinex    DW-HD-601-M18-310
Contrinex    DW-HD-601-M18-411
Contrinex    DW-HD-601-M30-310
Contrinex    DW-HD-603-M18-310
Contrinex    DW-HD-603-M18-411 220 220 957 Teflon 5m+PUR 2m
Contrinex    DW-HD-603-M18-411(220 220 957) Teflon 5m+PUR 2m
Contrinex    DW-HD-603-M18-412
Contrinex    DW-HD-603-M30-310
Contrinex    DW-HD-603-M30-503
Contrinex    DW-HD-603-M30-515
Contrinex    DW-HD-611-M50-502
Contrinex    DW-HD-613-M18-310
Contrinex    DW-HD-613-M30-411
Contrinex    DW-HD-613-M30-502
Contrinex    DW-HD-613-M50-411
Contrinex    DW-HD-613-M50-411B-15M
Contrinex    DW-HD-613-M50-411B-8M
Contrinex    DW-HD-613-M50-413
Contrinex    DW-HD-613-M50-502
Contrinex    DW-HD-613-M50-503
Contrinex    DW-HD-613-M50-503 20M 
Contrinex    DW-HD-613-M50-503;CONTRINEX
Contrinex    DW-HD-613-M50-509
Contrinex    DW-HD-613-M50-516
Contrinex    DW-HD-613-M50-516;CONTRINEX
Contrinex    DW-HD-623-M8-100
Contrinex    DW-HD-631-M50-509
Contrinex    DW-LD-701-M18;M18 10mm
Contrinex    DW-LD-703-M12
Contrinex    DW-LS-703-M12-002
Contrinex    DW-LS-703-M18-002
Contrinex    DW-LS-713-M12
Contrinex    FD-N23DC
Contrinex    Four switch with four plugs (with 3m Cable ), a four-hole box (with 5 m Cable)
Contrinex    H-M30-3/4"-PP-TUBE HR-30T-2F
Contrinex    IM5124IMC4020UCPKG/K1SCUS
Contrinex    KAS 80 35 O M32 PNP NC switch
Contrinex    KAS-250 FOR 2M,NR.560100
Contrinex    KAS-250-32,NR.56250
Contrinex    KAS-40-14-N-M12-PTFE
Contrinex    KAS-40-A14-N-K-Y3
Contrinex    KAS-70-30/EM-S-ETW
Contrinex    KAS-70-30-A
Contrinex    KAS-70-A12-A-NL
Contrinex    KAS-70-A13-A-K-NL
Contrinex    KAS-80-14-S-M12-PTFE 12M
Contrinex    KAS-80-20-S
Contrinex    KAS-80-30-A-K-M32-PTFE- Y3
Contrinex    KAS-80-30-A-K-M32-PTFE-Y3 RENA
Contrinex    KAS-80-35-A-M32-NL
Contrinex    KAS-80-A13-S-K-NL
Contrinex    KAS-80-A22-A-K-PTFE-Y5
Contrinex    KAS-80-A22-S-K-NL
Contrinex    KAS-80-A24-A-PTFE/MS-NL
Contrinex    KXS-M30/70-K
Contrinex    LFG-1030-100
Contrinex    LFG-2030-050
Contrinex    LFG-3010-050
Contrinex    LFG-3010-050 621000038
Contrinex    LFG-3010-050 NR621000038
Contrinex    LFG-4010-100 Nr 621-000-048
Contrinex    LFG-4020-050
Contrinex    LFG-4020-100
Contrinex    LFP-2001-020
Contrinex    LFP-2002-020
Contrinex    LFP-2202-020
Contrinex    LFS-3031-304
Contrinex    LFS4040-103
Contrinex    LFS-4040-103
Contrinex    LFS-4040-104 Nr 620-400-032
Contrinex    LGS-0120-005-502
Contrinex    LHK-3031-301-005
Contrinex    LHK-3031-303
Contrinex    LHK-3131-303
Contrinex    LHS-1180-303
Contrinex    LHS-3031-303
Contrinex    LHS-3131-303
Contrinex    LIS-1180-000
Contrinex    LIS-1180-003
Contrinex    LLK-1180-000 620-200-541
Contrinex    LLK-1180-003 620-200-537
Contrinex    LLK-4050-000
Contrinex    LLK-4050-003
Contrinex    LLK-4050-003-005
Contrinex    LLS-1180-200 6000mm
Contrinex    LLS-1180-204 6000mm
Contrinex    LLS-1180W-000 with belt supporting the use of 10 m cable
Contrinex    LLS-1180W-004 with supporting the use of 10 m with a cable
Contrinex    LLS-4050-000
Contrinex    LLS-4050-003
Contrinex    LLT6080-004R/000E
Contrinex    LRK-4040-103
Contrinex    -1180-304
Contrinex    -1180-304 S: 2000mm 10 ... 36V 0.2A-DC-PNP with belt supporting the use of 10 m cable
Contrinex    -4050-103-501
Contrinex    LTK-1040-301
Contrinex    LTK-1040-303-505
Contrinex    LTK-1050-301-506
Contrinex    LTK-1050-303-506
Contrinex    LTK-1120-303
Contrinex    LTK-1180-101
Contrinex    LTK-1180-103
Contrinex    LTK-1180-310
Contrinex    LTK-1180L-101
Contrinex    LTK-1180L-103-516
Contrinex    LTK-2030-101 NPN 10-36VDC
Contrinex    LTK-2030-301 NPN 10-36VDC
Contrinex    LTK-5050-115-501
Contrinex    LTK-5050-115-9003
Contrinex    LTK?1180?301
Contrinex    LTS-1050-303
Contrinex    lts-1050-303-505
Contrinex    LTS-1120-301.S12.FVG-050
Contrinex    LTS-1120-303
Contrinex    LTS-1180-103
Contrinex    LTS-1180L-103
Contrinex    LTS-5050-103-501
Contrinex    LXG-0000-080
Contrinex    LXR-0000-050
Contrinex    LXW-4040-000
Contrinex    M30PNP/DW-AS-503-M30-002
Contrinex    mic+130/DIU/TC
Contrinex    mic+600/E/TC
Contrinex    MIC130/DIU/TC
Contrinex    mic-340 /iu/M
Contrinex    mic-340/iu/M+Cable 5m/m12
Contrinex    N 167103 -A ,LFS-4040-103
Contrinex    NS DW-AD-303-03-CONTRINEX
Contrinex    NS DW-AV-403-04-282-CONTRINEX
Contrinex    NS DW-AV-623-04-282
Contrinex    NT50-CC-RS
Contrinex    PL2654/2P67/14-30VDC
Contrinex    Proximity switch _DF-AD-603-C2525
Contrinex    Proximity switch cable connector S12-4FW(6-8)
Contrinex    PROXIMITY SWITCH|DW-AD-503-M12-235(SN=6MM,5M)
Contrinex    PROXIMITY SWITCH|DW-AD-503-M18-149(SN=12MM,5M)
Contrinex    PROXIMITYSWITCH|DW-AD-503-M18-149(SN=12MM,5M)
Contrinex    RKC4.5T-5/ Cable 5m/m12
Contrinex    RLS-1303-020
Contrinex    RPA-0213-120
Contrinex    RTM-2160-000
Contrinex    RTP-0501-020
Contrinex    S08-3FUG-003-08MG
Contrinex    S08-3FUG-006-08MG
Contrinex    S08-3FUG-020
Contrinex    S08-3FUG-020-YNNN-08MG
Contrinex    S08-3FUG-030-12MG
Contrinex    S08-3FUG-050
Contrinex    S08-3FUG-050-12MG
Contrinex    S08-3FUW-020
Contrinex    S08-3FUW-020-905
Contrinex    S08-3FUW-020-YNNN-08MG
Contrinex    S08-3FVG-020-NNQ-12MG
Contrinex    S08-3FVG-030-NNQ-12MG
Contrinex    S08-3FVG-050
Contrinex    S08-3FVW-015-NNQ-12MG
Contrinex    S08-3FVW-050
Contrinex    S08-4FUG-020
Contrinex    S08-4FUW-050
Contrinex    S12-050
Contrinex    S12-3FVG-020優(yōu)勢供應(yīng)Contrinex    YBC-30S2-0500-G012
Contrinex    S12-3FVW-050
Contrinex    S12-4FAUW-100-M
Contrinex    S12-4FNG-000-NNT2
Contrinex    S12-4FNW-000-NNT2
Contrinex    S12-4FUG-030
Contrinex    S12-4FUG-030-12MG
Contrinex    S12-4FUG-050
Contrinex    S12-4FUG-050-12MG
Contrinex    S12-4FUG-100優(yōu)勢供應(yīng)Contrinex    YBC-30S2-0500-G012
Contrinex    S12-4FUG-100-NNNQ
Contrinex    S12-4FUG-200
Contrinex    S12-4FUG-300
Contrinex    S12-4FUW-010-NNRN-12FW
Contrinex    S12-4FUW-030-12MG
Contrinex    S12-4FUW-050
Contrinex    S12-4FUW-050-12MG
Contrinex    S12-4FVG-020
Contrinex    S12-4FVG-030
Contrinex    S12-4FVG-050
Contrinex    S12-4FVG-100
Contrinex    S12-4FVG-150
Contrinex    S12-4FVG-200
Contrinex    S12-4FVG-250
Contrinex    S12-4FVW-020
Contrinex    S12-4FVW-020-NNLN
Contrinex    S12-4FW Four-wire waterproof 1-1.5M
Contrinex    S12-4MG
Contrinex    S12-4MVG
Contrinex    S12-4MVG-003
Contrinex    S12-5FUG-100 10 10m
Contrinex    S12-5FUG-100 10m
Contrinex    S12-5FUG-100-P
Contrinex    S50-PA-5-C01-PP優(yōu)勢供應(yīng)Contrinex    YBC-30S2-0500-G012
Contrinex    SENSOR|DW-AS-611-M30-002 320820216
Contrinex    Side?installation of T?type?nut YXW-0003-000
Contrinex    SKS-15/D
Contrinex    Switch on the radio _LLS-5050-003
Contrinex    temp0YBB-14S4-0150-G012
Contrinex    The receiver YBG-30R2-0700-G012
Contrinex    The top?/ bottom?mounting bracket?YXW-0001-000
Contrinex    UK4000-G30-LIURS2-Q12.1
Contrinex    UTS-1031-113
Contrinex    UTS-1031-123
Contrinex    YBB-14R4-0150-G012
Contrinex    YBB-30R4-0400-G012
Contrinex    YBB-30R4-0500-G012
Contrinex    YBB-30R4-0800-G012
Contrinex    YBB-30R4-1000-G012
Contrinex    YBB-30R4-1400-G012
Contrinex    YBB-30S4-0400-G012
Contrinex    YBB-30S4-0500-G012
Contrinex    YBB-30S4-0800-G012
Contrinex    YBB-30S4-1000-G012
Contrinex    YBB-30S4-1400-G012優(yōu)勢供應(yīng)Contrinex    YBC-30S2-0500-G012
Contrinex    YBC-30R2-0500-G012
Contrinex    YBC-30R2-1200-G012
Contrinex    YBC-30S2-0500-G012
Contrinex    YBC-30S2-1200-G012
Contrinex    YBG-30S2-0700-G012 transmitter
Contrinex    YRB-0131-241
Contrinex    ZJ-M12-L
Contrinex    ZJ-M50-L
Contrinex    ZWS-15/CD/5MS
Contrinex    ZWS-15/CD/QS

在線留言

留言框

  • 產(chǎn)品:

  • 您的單位:

  • 您的姓名:

  • 聯(lián)系電話:

  • 常用郵箱:

  • 省份:

  • 詳細(xì)地址:

  • 補(bǔ)充說明:

  • 驗(yàn)證碼:

    請輸入計(jì)算結(jié)果(填寫阿拉伯?dāng)?shù)字),如:三加四=7