... 真空增进器：vacuum augmentor 真空压力两用表：compound gauge 真空压力表组合量规：combination gauge ...
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：70mm THR：1/8" READING： 0~500psi 0~35kg/cm2 真空压力计双用表（compound gauge）： dia. ：70mm THR：1/8" READING： 0~250psi 0~17.5kg/cm2
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Refrigerant compound gauge 冷剂复合压力表
compound pressure gauge 复式压力计 ; 复方压力表
compound pressure-vacuum gauge 复式压力真空表
compound pressure and vacuum gauge 复合式真空压力表
compound d gauge 真空压力计
compound vacuum gauge 复合真空计
Connect the vacuum pump to the compound pressure gauge; open the compound pressure gauge and vacuum pump to vacuum the indoor unit and connecting pipe.
将真空泵连于复合压力表，打开复合压力表和真空泵对室内机和连接管抽真空。
Unscrew the nut from the service connection of suction line valve and connect the compound pressure gauge.
将真空泵连于复合压力表，打开复合压力表和真空泵对室内机和连接管抽真空。
In this paper, the application of high speed steel compound roll in splitting rolling of small gauge hot rolled ribbed bars at bar Plant of Shandong Shiheng Special steel Group co.
介绍了山东石横特钢集团有限公司棒材车间在小规格热轧带肋钢筋切分轧制中高速钢复合轧辊的应用情况，实践证明，高速钢轧辊可有效提高作业率及产品质量。
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