基本解釋[能源科學技術]最高鑽速英漢例句雙語例句When electrode negative ratio is zero, which is using MIG welding with DC ami welding wire being positive polarity, weld penetration is maximum , wire melting speed and deposition rate are minimum;儅負極性比率等於零即直流且銲絲爲正極性的MIG銲時,其銲縫熔深最大,銲絲熔化系數最小,熔敷速度最??;maximum penetration rate更多例句專業(yè)釋義能源科學技術最高鑽速