81. 螺旋桨调速器是通过螺旋桨轮毂上的螺距改变机构,通过增加或减少螺旋桨的螺距来调节发动机或螺旋桨转速的装置。
答案解析
相关题目
3282. Some abbreviations of parts of speech are changed to agree with standard abbreviations
3281. Do a full inspection of the fairing
3280. Erect the the movable hoist before you lift the gearbox
3279. The technical reference document contains a list of necessary document, such as Service Bulletin, Service Letter and etc
3278. put the end of rod that has a thread in the fitting
3277. The purpose of the APU is to generate and supply a single type or combination of auxiliary electric, hydraulic, pneumatic or other power
3276. 在“共同利益“章节的描述、操作和系统故障排除中,只能使用机身制造商的刊头;但是,对于组件故障排除和维护施工,可以使用机身或部件制造商的刊头。
3275. 系统测试通常在大修时执行。
3274. Those fittings and brackets which are used for the support of equipment in and about the power package
3273. Components replacement are not available for the landing gear retraction system and the applicable indication system in this recommended list
