1645. THE BATTERIES ( ) 28 VDC

A. 在焊接过程中,使用保护罩。

B. 在软焊程序过程中,使用防护罩。

C. 在焊接过程中,穿戴防护服。

A. Functional test is the determination that a system or component performs the required procedures in all respects accordance with the minimum acceptable system or component design specifications.

B. Functional test is that procedure required to ascertain that a system or unit is functioning in all aspects in accordance with minimum acceptable system or unit design specifications.

C. Functional testing is the procedure requested to determine that a system or component operates in all respects according to the minimum unsanctioned system or component design specification.

A. Make sure that you can heart he taped announcements.

B. Make sure that you can heart he recorded announcements.

C. Make sure that you can hear the log announcements.

A. ASSURE

B. MAKE SURE

C. ASCERTAIN

A. That portion of the system which controls the pitch of the propeller blades. Includes items such as governor, synchronizers, switches, cables, levers, etc. Does not include any parts which rotate with the propeller assembly.

B. The part of a system that controls the pitch of a propeller. Includes accelerators, synchronizers switches, cables, rods, etc. Excludes any parts moving with the propeller assembly.

C. The part of a system that controls the Angle of a propeller blade. Includes governor, synchronizer switch, cable, rod, etc. Excludes any parts moving with the propeller assembly

A. 确认减速板是否立即收回。

B. 确认减速板是否立即放出。

C. 确认减速板是否缓慢收回。

A. To make the melting process faster, apply heat to the compound.

B. To make the curing process faster, apply heat to the compound.

C. To make the evaporation process faster, apply heat to the compound.

A. 确保装置底部两个接线板粘合

B. 确保装置底部两个接口结合

C. 确保装置顶部两个接线板粘合

A. 流动液压是很危险的。

B. 液压油对皮肤有害。

C. 危险的液压油影响皮肤。

A. 确认飞机尾部无损坏迹象。

B. 确认飞机尾部无擦地迹象。

C. 确认飞机尾部无地面标志。