stage absorption refrigerator 单极吸收式制冷机

two-stage absorption refrigerator 双级吸收式冰箱

stage absorption with ammonia 两段氨吸法

2 stage absorption with ammonia 两段氨吸法

Single-stage absorption refrigerator 单极吸收式制冷机

two-stage ammonia-water absorption refrigerating machine 双级氨水吸收式制冷机

two-stage combined vibration absorption 两级钢丝绳组合式减振

two-stage lithiumbromide absorption refrigerating machine [制冷] 两级溴化锂吸收式制冷机