... multilayer welding多层焊 multilayer weld多层焊缝 multi-operator welding generator多工位焊接发电机 ...
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通过改变焊缝夏比冲击试样的缺口取向，研究了缺口位向对多层焊缝金属韧性及断裂过程的影响。
By changing the nolch local ion of Charpy impact test specimens studied the effect of nolch location on toughness and cracking process in multi-layer welds.
多层焊和附加工艺焊缝是提高焊接接头性能的有效途径。
The properties of the welded joint may be effectively enhanced by adopting neat multi-layer welding and technical welds.
多层焊和工艺焊缝是改善HAZ性能的有效途径。
It is an effective way to improve the properties of HAZ by adopting multilayer welding and technical weld.
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