Inthe（）refrigerationcompressoroneendofthecrankshaftextendsthroughthecrankcasehouseforconnection,viaacouplingorpulley,toanexternaldrivemotor. A: open-type B: hermetic C: semi-hermetic D: alltheabove
Inthe（）refrigerationcompressoroneendofthecrankshaftextendsthroughthecrankcasehouseforconnection,viaacouplingorpulley,toanexternaldrivemotor. A: open-type B: hermetic C: semi-hermetic D: alltheabove
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