常見例句

雙語例句

• It is very hard to process the mini-slender shaft of the stainless steel using the ordinary machine tool because its lower carbon content, great toughness and bad cutting feature.
  不銹鋼微型細長軸由于含碳量低，韌性大，切削性能差等特點，使得常規(guī)設(shè)備的加工難以進行。
返回 ordinary tool steel