离心泵技术条件(I类) Technical specifications for centrifugal pumps--Class

轴向吸入离心泵底座尺寸和安装尺寸 End-suction centrifugal pumps--Baseplate and installation dimensions

轴向吸入离心泵机械密封和软填料用的空腔尺寸 End-suction centrifugal pumps--Dimensions of cavities for mechanical seals and for soft packing

轴向吸入离心泵 (16 bar) 标记、性能和尺寸 End-suction centrifugalpumps (rating 16 bar)--Designation, nominal duty point and dimensions

容积式制冷压缩机性能试验方法 The methods of performance test for positive displacement refrigerant compressors