bad weld 中文意思是什麼
bad weld
解釋
不良焊口-
At present, the means for repairing hydraulic turbine blades in our country are still manual weld and manual polish. the working condition is bad and labour intensity great for workers and overhaul efficiency low and inferior
目前,國內水輪機轉輪葉片修復仍採用手工補焊、人工打磨等檢修手段,工人勞動環境惡劣,勞動強度大,且檢修效率低,質量差。
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