oxyacetylene cutting torch

常見例句

雙語例句

• The paper presents the structure, principle and effect of iron powder oxyacetylene cutting torch for stainless steel and comparison between this method and the others current at home.
  介紹鐵粉氧- 乙炔法切割不銹鋼割炬的結(jié)構(gòu)、原理及使用效果，并與國(guó)內(nèi)目前其他切割方法對(duì)比。
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