395.单向活门是液压或气动部件,允许流体在一个方向上完全流动,但阻止所有反向流动。( )

542.Utilizing an airplane as intended by the manufacturer, combined with sound inspection and maintenance practices,forms the basis for assuring the airplane remains airworthy and safe to operate ( )

541.The oil debris monitor is used to sense the size and quantity of ferrous and non-ferrous metal in the scavenge oil system ( )

540.确保移除了所有的设备和工具。 ( )

539.Use the automatic system to open the doors( )

538.多个子系统共有的系统部分,用于对水箱加压以确保水流动。 ( )

537.飞行员必须手动启动这个充气循环。( )

536.install the manifold ( )

535.This is not the complete list of all possible technical names ( )

534.Terms that contain a capital letter plus a noun, or a number plus a noun usually describe the shape or configuration of something( )

533.The same word can be both a technical name and a technical verb when you can put this word in a technical name category and also in a technical verb category( )