×
单选题
Distribution system includes items such as ducts, valves, actuators, heat exchangers, controls, etc. Does not include the supply valves to the using systems.
A
配电系统包括通风沟、阀门、滑轨、热交换器、操纵装置等项目。不包括使用系统的供应阀。
B
分配系统包括管道、阀门、作动筒、热交换器、控制器等。不包括输往用户系统的供应阀。
C
分布系统包括排风管道、阀门、制动弹簧、热交换器、控制器等项目。不包括使用系统的供应阀。
答案解析
正确答案：B
相关题目
单选题
Apply the paint with a brush.
单选题
Move the panel into position.
单选题
Attach the two ends of the hose.
单选题
Install the larger bolts.
单选题
Replace components that are worn more than the maximum limits.
单选题
Correct the tension.
单选题
Make sure that the movement of the elevators is slow.
单选题
Assemble the unit.
单选题
This Specification refers to various FAA regulations.
单选题
This data module tells you how to operate the unit.
