Dry gas seals used in synthetic gas compressor are discussed.And the structure,function &principle of all parts used in dry gas seals and its system are mainly introduced.是什么意思_Dry gas seals used in synthetic gas compressor are discussed.And the structure,function &principle of all parts used in dry gas seals and its system are mainly introduced.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句