4.效率
容积效率，对液压泵是指其实际流量与理论流量的比值。对液压马达是指其理论流量与实际流量的比值。
机械效率，对液压泵是指其理论转矩与实际输入转矩的比值。对液压马达其实际输出的转矩为理论转矩克服摩擦力后的转矩，因此其机械效率为实际输出转矩与理论转矩的比值。
效率是指泵（或马达）的输出功率与输入功率的比值。效率等于容积效率与机械效率的乘积。
A10VSO71DRS/32R-VPB22U99 力士乐柱塞泵
力士乐柱塞泵 A10VSO100DFR1/32R-VPB12N00
力士乐柱塞泵 A10VSO100DR/32R-VPB12N00
力士乐柱塞泵 A10VSO100DFR1/31R-PPA12N00
力士乐柱塞泵 A10VSO100DR/31R-PPA12N00
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力士乐柱塞泵 A10VSO140DR/31R-PPB12N00
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力士乐柱塞泵 A10VSO100DR/32R-VPB22(12)U99(N00)
力士乐柱塞泵 A10VSO71DFR1/31R-PPA12N00
力士乐柱塞泵 A10VSO045DR/31R-PPA12N00
力士乐柱塞泵 A10VSO71DR/31R-PPA12N00
CS16-10/0/0-C7，CD16-12/05/0.4-C5，CM16-20/20/0.6-C7，CS25-10/0/0-C7，CD25-12/05/0.4-C5，CM25-30/20/0.6-C7，CS32-10/0/0-C7，CD32-12/05/0.4-C5，CM32-12/20/0.6-C7，CS40-10/0/0-C7，CD40-12/05/0.4-C5，CM40-20/30/0.6-C7，D16111M，D16113S，D25112M，D25114S，D32121M，D32123S，D40122M，D40124S，D16211M，D16213S，D25212M，D25214S，D32221M，D32223S，D40222M，D40224S，AURDB6四川A10VSO71DR/31L-VKC92K03
力士乐柱塞泵 A10VSO018DFR1
力士乐柱塞泵 A10VSO100DFR1/31R-PPA12NOO
力士乐柱塞泵 A10VSO71DFR1/31R
