基本解释[机械工程]压力真空计词组短语短语compound pressure -vacuum gage 真空compound pressure and vacuum gage 压力真空表Bourdon pressure vacuum gage 波登压力真空计partial pressure vacuum gage 分压真空计absolute pressure vacuum gage 绝对真空压力表pressure vacuum gage更多词组专业释义机械工程压力真空计