Developed with the U. S. Air Force Research Laboratory, and further refined with NASA, the HWB also features an unusual propulsion arrangement that houses the engines in overwing nacelles.
与美国空军研究实验室开发，并与美国航空航天局进一步改进，在引擎机舱的发动机上，HWB还具有一个不寻常的推进配备。
The submarine's propulsion system is believed to be nuclear, turbo-electric arrangement, consisting of one pressurised water reactor (PWR), with one shaft.
潜艇推进系统据信是核、涡-电布置，包括一台压水反应堆（PWR）组成，采用单驱动轴。
This article gives brief introduction to ship's auxiliary propulsion device (APD), and describes how to start high powered motor and make good arrangement under APD working mode.
本文对船舶辅助推进系统(APD)作了简略的介绍，并对于在APD工作模式下，如何顺利起动大功率电机，以及如何成功接排进行了详尽的说明和分析。
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