What type of main engine do you have on board?

你们船上的主机是什么型号的？

youdao

Please introduce one type of the main engine the main engine is large bore two-stroke crosshead type with turbo charging system.

请介绍一下其中一个主要发动机类型主发动机是大口径两杆横梁与涡轮式收费制度。

youdao

The reports also state that it is fitted with a new type of engine and composite main rotor blades.

报告还称，它配备了新型引擎和复合主旋翼叶片。

youdao

They believe a single type of cell may be cancer's main growth engine:mutant stem cells that, though barely present, spawn other cells that then spark growth.

FORBES: Cancer Killer