The consistency between dimethyl ether and rubber diaphragm in bottled LPG regulator is studied.

对二甲醚与瓶装lpg调压器用橡胶膜片的相容性进行研究。

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The consistency between dimethyl ether and rubber diaphragm in bottled LPG regulator is studied.

对二甲醚与瓶装lpg调压器用橡胶膜片的相容性进行研究。

youdao