tack welding

基本解釋

Double nuts, unti-loose washers, tack welding, etc. shall be used.
可採(cǎi)用雙螺母、防松動(dòng)墊圈、點(diǎn)銲等。
A new seat ring, including a crimped in O-ring can easily be put back into place and secured there by tack welding the retainers.
新式閥座密封環(huán)，包括O形環(huán)內(nèi)的波紋可以輕松的放置到原有的位置，通過(guò)對(duì)固定環(huán)進(jìn)行點(diǎn)銲來(lái)確保安全緊固。
Internal bolts subject to vibration, fluctuating load, impact load or dynamic load shall be protected against loosening. Double nuts, unti-loose washers, tack welding, etc. shall be used.
可能受到振動(dòng)、波動(dòng)載荷、沖擊載荷或動(dòng)力載荷的內(nèi)部螺栓應(yīng)加以保護(hù)防止松動(dòng)?？蓲?cǎi)用雙螺母、防松動(dòng)墊圈、點(diǎn)銲等。
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short intermittent welds made to hold components in place before full welding is begun