×
单选题
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。 ( )
A
Multiple subsystems make up a system that pressurizes the tank to ensure water flow.
B
That portion of the system common to more than one subsystem which is used for pressurizing supply tanks to insure fluid flow.
C
A system consists of several subsystems that pressurize the tank to keep the water pressurized.
答案解析
正确答案：B
相关题目
单选题
399.确保液压油不会穿透插座。( )
单选题
398.Equivalent substitutes can be used( )
单选题
397.Individual wire identification codes are established to assist in tracing circuitry ( )
单选题
396.Some models have this function, but some do not ( )
单选题
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。( )
单选题
394.Soak the element for four hours( )
单选题
393.A list of Page Effectivity should be provided in the front of each Manual and can be combined with the Table of Contents,or in front of each System/Chapter( )
单选题
392.重心随着机翼上的载荷而移动。( )
单选题
391.Grease the fasteners( )
单选题
390.Fuel Grade or Specification [including color), alternate fuels and approved additives
