480、Adjust the potentiometer until you do not hear a hum from the loudspeaker.
答案解析
解析:
相关知识点:
调电位器至扬声器无噪
相关题目
1008、The first step should always be job Set -up and last should be Close Up or Clear-Up.
1007、 The elevators must move symmetrically. 电梯必须对称移动。
1006、The control unit is installed aft of the cockpit.
1005、 The color of the indicator changes to green.
1004、 The Check list may also contain supplemental information pertinent to the operation of the airplane.
1003、The center of gravity is the point an airplane would balance if suspended 重心是飞机悬空时保持平衡的点
1002 、 The CAP will address primary and secondary airframe components. and primary and secondarysystems to accomplish the stated objective of continued airworthiness CAP将处理主要和次要机身部件。以及主要和次要系统来完成持续适航的既定目标
1001、The CAP is not intended to change or replace any portion of the applicable airplane maintenancemanual CAP不打算改变或取代适用的飞机维修手册的任何部分
1000、 The battery energizes the emergency exit light circuit.
999、The approved repair portion shall include processes and techniques necessary for performing a repair.
