本文对油泵、油马达、油缸寿命试验台的各种加载形式及系统效率进行了分析，并导出了各种加载形式系统效率的一般表达式。
This paper not only discusses all kinds of the loading forms and system efficiency of the life test bed for hydraulic elements, such as oil pump, oil motor and oil crock.
这些可执行的uml航路的基准点是已经利用全面的MDD及完全可执行的模型的系统——也就是，MDD的非常先进的形式。
The benchmark for these executable UML pilots was a system already using full-scale MDD with fully executable models — that is, a very advanced form of MDD.
该系统的所有关键行为都以事件集及合适的事件状态的形式公开给应用程序。
All the key behavior of the system is exposed to the application as a set of events, with the appropriate event state.
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