離心泵技術(shù)條件(I類(lèi)) Technical specifications for centrifugal pumps--Class

軸向吸入離心泵底座尺寸和安裝尺寸 End-suction centrifugal pumps--Baseplate and installation dimensions

軸向吸入離心泵機(jī)械密封和軟填料用的空腔尺寸 End-suction centrifugal pumps--Dimensions of cavities for mechanical seals and for soft packing

軸向吸入離心泵 (16 bar) 標(biāo)記、性能和尺寸 End-suction centrifugalpumps (rating 16 bar)--Designation, nominal duty point and dimensions

容積式制冷壓縮機(jī)性能試驗(yàn)方法 The methods of performance test for positive displacement refrigerant compressors