Xov xwm tseeb
2026 GVDA Tshiab Tuaj Txog 3 Lens 10.1 Nti LCD Electron Digital Microscope, 2...
Jan 12, 2026
2025 GVDA Tsim Tshiab 4.3inch IPS HD Industrial Endoscope Tshuaj Ntsuam Xyuas...
Apr 28, 2025
2024 Tshiab Txog GVDA Portable 72W LED Teeb Cov Hlau Gd301 Hauv Cov Tshuag
Aug 08, 2024
Vim li cas kuv thiaj yuav xaiv GVDA GD139 roj cov detectors?
Apr 11, 2024
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Ntxiv: Chav 610-612, Huachuangda Lag Luam Tsev, Cheeb Tsam 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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10
Aug
2023
Vuam Thiab Disassembly Ntawm Cov Cheebtsam Yuav Tsum Siv Cov Hluav Taws Xob S...
Vuam thiab disassembly ntawm lub Cheebtsam yuav tsum tau siv ib tug hluav taws xob soldering hlau Kev npaj ua ntej welding thiab dismantling 1. Yuav kom tshem tawm cov oxide txh...
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10
Aug
2023
Yuav Ib Lub Diodes Txuas Nrog Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Ua...
Cov diodes tuaj yeem txuas nrog lub tshuab hluav taws xob hluav taws xob tuaj yeem ua tiav lub hom phiaj ntawm kev ua kom txias Lub DC fais fab mov ncaj qha muab lub zog rau cov...
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10
Aug
2023
Vim li cas Cov Hlau Soldering Ntawm Ib Lub Hluav Taws Xob Soldering Iron tsis...
Yog vim li cas cov hlau soldering ntawm cov hluav taws xob soldering hlau tsis nplaum hluav taws xob soldering hlau yog tsim los ntawm ib tug kov, hwj chim qaum, cua sov tub ntx...
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10
Aug
2023
Lub Tshuab Hluav Taws Xob Hluav Taws Xob tuaj yeem ua kom sov hauv ib puag nc...
Lub tshuab hluav taws xob hluav taws xob puas tuaj yeem ua kom sov hauv ib puag ncig yam tsis muaj oxygen Electric soldering hlau yog cua sov los ntawm cov cua sov tshwm sim tha...
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10
Aug
2023
Kev faib hluav taws xob soldering hlau thiab qee qhov kev coj ua ua ntej siv
Kev faib tawm ntawm cov hluav taws xob soldering hlau thiab qee qhov kev coj ua ua ntej siv Hluav taws xob soldering hlau yog cov cuab yeej los saum ntuj los rau cov neeg nyiam ...
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09
Aug
2023
Cov nyhuv ntawm qhov pib Resistor ntawm Kev Tswj Xyuas Lub Zog
Cov nyhuv ntawm qhov pib resistor ntawm cov tswj fais fab mov Kev xaiv ntawm cov resistors nyob rau hauv switching fais fab mov circuits tsis tsuas yog txiav txim siab lub hwj c...
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09
Aug
2023
Diagnostic Method For Fault Of Inverter Fais Fab Hloov Tube
Txoj kev kuaj mob rau qhov txhaum ntawm Inverter Fais Fab Hloov Tube Qhov sib txawv zaus tswj qhov system yog tsim los ntawm ob ntu: lub tshuab hloov zaus thiab lub tshuab hluav...
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09
Aug
2023
Cov teeb meem thiab cov kev daws teeb meem tshwm sim hauv Kev Kho Kom Zoo Nta...
Cov teeb meem thiab cov kev daws teeb meem tau ntsib nyob rau hauv kev saib xyuas ntawm zaus hloov pauv hloov hluav taws xob: 1. Delta zaus converter (qhov tshwm sim txhaum cai:...
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09
Aug
2023
Txoj Kev Txhim Kho Rau Zaus Hloov Hloov Hloov Hloov Fais Fab
Kev tu cov txheej txheem rau zaus hloov pauv hloov hluav taws xob 1. Tshawb xyuas seb lub tshuab hluav taws xob rectifier D1-D4 puas lawm los yog lub capacitor ntawm qhov qhib C...
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09
Aug
2023
Txoj Cai ntawm Kev Tiv Thaiv Hluav Taws Xob
Lub hauv paus ntsiab lus ntawm kev tiv thaiv hluav taws xob tiv thaiv Surge Protective Device (SPD), tseem hu ua Surge Protector, yog cov khoom siv tiv thaiv tsis yog siv nyob r...
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08
Aug
2023
Multimeter Measurement Method Rau Detecting Fused Resistors
Multimeter ntsuas txoj kev txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm ...
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08
Aug
2023
Yuav ua li cas kom sai thiab yooj yim txheeb xyuas seb lub cev muaj zog zoo l...
Yuav ua li cas kom sai thiab yooj yim txheeb xyuas seb lub cev muaj zog puas zoo los yog phem nrog lub multimeter Siv lub tshuab multimeter los ntsuas qhov zoo ntawm lub cev mua...
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08
Aug
2023
Yuav Ua Li Cas Siv Multimeter los ntsuas qhov dej ntws tam sim no Yuav ua li ...
Yuav Ua Li Cas Siv Multimeter los ntsuas qhov dej ntws tam sim no Ib lub tshuab hluav taws xob tsis tuaj yeem ntsuas qhov hluav taws xob nkaus xwb tab sis kuj tseem xau. Muaj ob...
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08
Aug
2023
Lub Multimeter puas tuaj yeem siv los ntsuas qhov sib thooj hloov?
Puas tuaj yeem siv multimeter los ntsuas qhov sib thooj hloov? Qhov sib thooj sib thooj tuaj yeem ntsuas tau siv lub multimeter; Txoj kev ntsuas kuj yog qhov yooj yim heev, tsua...
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08
Aug
2023
Digital Multimeter Resistance Range Testing Diode
Digital multimeter resistance range testing diode Ib lub multimeter digital hloov cov ntsuas ntsuas tus nqi rau hauv cov teeb liab digital los ntawm A / D hloov dua siab tshiab ...
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07
Aug
2023
Basic Principple Of Power Supply PWM Feedback Control Mode
Lub hauv paus ntsiab lus ntawm lub hwj chim mov PWM tawm tswv yim tswj hom Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm PWM hloov tau tswj los yog tam sim no stabilized f...
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07
Aug
2023
Technical Specifications ntawm High-voltage DC fais fab mov
Cov kev qhia tshwj xeeb ntawm high-voltage DC fais fab mov Lub high-voltage DC switching fais fab mov txais kev hloov fais fab mov tshuab tsis muaj lub hwj chim zaus transformer...
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07
Aug
2023
Txoj cai ntawm High-frequency Power Supply
Lub hauv paus ntsiab lus ntawm high-frequency fais fab mov Main circuit Tag nrho cov txheej txheem ntawm input thiab tso zis los ntawm AC zog daim phiaj, xws li: 1. input lim: N...
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07
Aug
2023
Cov txheej txheem los txhim kho Standby Efficiency ntawm Hloov Cov Khoom Siv ...
Txoj kev los txhim kho Standby Efficiency ntawm Switching Power Supplies Txiav tawm Pib Rau lub flyback fais fab mov, lub nti tswj yog powered los ntawm lub auxiliary winding to...
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07
Aug
2023
Txoj Cai Ua Haujlwm Ntawm Kev Siv Hluav Taws Xob Peb Cov Txheej Txheem Ntawm ...
Ua hauj lwm hauv paus ntsiab lus ntawm lub hwj chim mov Peb tej yam kev mob ntawm lub hwj chim mov Lub hauv paus ntsiab lus ua hauj lwm ntawm ib tug switching fais fab mov yog h...