A、 Obey the safety precautions when you do work with high voltages.
B、 Obey the safety warnings when you do work with high impedance.
C、 Obey the safety cautions when you do work with high capacitance.
答案：A
A、 Obey the safety precautions when you do work with high voltages.
B、 Obey the safety warnings when you do work with high impedance.
C、 Obey the safety cautions when you do work with high capacitance.
答案：A
A. 不要打印标题页的后一页。
B. 不要印在扉页的背面。
C. 不要在标题页后面涂改。
A. Put the lever in intermediate position;
B. Put the lever in intermittent position;
C. Put the lever in interfered position;
A. The fairway and the runway centerline should align.
B. The localizer course is aligned with the centerline of the runway.
C. The localizer aligns with the center of the runway.
A. Connect the cover immediately.
B. Attach the cover temporarily.
C. Install the cover permanently
A. If the hydraulic pump turns to generate pressure of 3000 psi, use the electric pump.
B. If the hydraulic pump fails to generate pressure of 3000 psi, use the electric pump.
C. If the hydraulic pump turns to supply pressure of 3000 psi, use the electric pump.
A. It supersedes the preceding edition.
B. It updates the previous version.
C. It takes place of the following version.
A. 在机身排水孔、管道或通道附近或周围涂抹润滑剂时,请勿造成堵塞。排水孔的功能是将冷凝水和流体排出机外。
B. 在机身排水孔、管道或通道附近或周围涂抹密封剂时,请勿造成堵塞。排水孔的功能是将冷凝水和流体排出机外。
C. 在机翼排水孔、管道或通道附近或周围涂抹密封剂时,请勿造成堵塞。排水孔的功能是将冷凝水和流体排出机外。
A. 给坦克更换新的燃油。
B. 用新的滑油灌洗油箱。
C. 给油箱注入新的滑油。
A. Operational test is more complex and specific than the functional test.
B. Functional tests require supplement equipment to be done.
C. Functional test is used to ensure a unit is functioning in all aspects in according to maximum acceptable design specifications.
A. 隔合室是一个圆柱形风管组件,由外部防护罩和内部套筒组成
B. 混合室是由外部防护罩和内部套筒组成的圆柱形管路组件
C. 隔合室是一个圆柱形风管组件,包括外部防护罩和内部套筒
