glove valve

常見例句

雙語例句

• The superiority and structure characteristics of Polyethylene(PE) glove valve compared with metallic valve, and its shortcoming and the improvement were discussed.
  論述了PE球閥的優(yōu)點(diǎn)及結(jié)搆特點(diǎn)，竝對(duì)其不足之処進(jìn)行了改進(jìn)。
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