Hauv cov txheej txheem ntau lawm ntawm muab kauv kav hlau welded, txhawm rau kom cov kab ntau lawm, ob kauj ntawm cov kab hlau yuav tsum tau welded ua ke los ua kev sib tw txuas ntxiv. Qhov dav thiab tuab ntawm lub taub hau thiab Tail qhov chaw ntawm lub steel sawb tsis tau raws li cov txheej txheem dov thiab tw yuav tsum tau txiav tawm ua ntej ob tshooj ntawm cov hlau sib tw tuaj yeem welded ua ke.
27.3. Dab tsi yog qhov ua haujlwm ntawm shear taub qab vuam?
Aug 21, 2025
Xa kev nug
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