2729.带有磁性的工具对罗盘系统有不利影响。

A. 确保自锁螺母靠近弹簧。

B. 确保锁定螺母接触弹簧。

C. 确保弹簧顶紧锁螺母。

A. Do not taxi where there is dirt.

B. Do not tow in areas where there is slush.

C. Do not land in locations where there is slush.

A. Scientific verbs must disobey the same rules as other approved verbs in STE.

B. Technical verbs must obey the same rules as other approved verbs in STE.

C. Mechanical verbs must violate the same rules as other approve

D. v

A. Three computers collect data and put them together on the data link to the display unit.

B. Three computers collect data and put them together on the data upload to the display unit.

C. Three computers collect data and put them together on the data conveyed to the display unit.

A. If you find metal particles in the reservoir,find their source and repair the broken part.

B. If you find metal particles in the pump,find their source and repair the defective part.

C. If you find material particles in the pump,find their source and repair the damaged part.

A. 在搅拌均匀后,一小时内不可使用该溶液。

B. 如果摇晃溶液,请等待一小时后再打开。

C. 如果晃动了溶液,一小时内请不要使用。

A. On the front of the phone,there's a screen,and you can touch the home button.

B. The screen of the phone is on the panel,and you can touch the home button.

C. The front panel of the phone has a touchscreen and a home button.

A. 在航空器维修中,勤务指的是由于执行其他维护措施而需要进行的组件维护。包括给减震支柱充气或添加油液、润滑控制系统、饮用水系统消毒等。

B. 在航空器维修中,勤务指的是由于执行其他维护措施而需要进行的组件维护。包括给减震支柱充气或添加油液、为控制系统润滑、稳定便携式水系统等。

C. 在航空器维修中,勤务指的是由于执行其他维护措施而需要进行的组件维护。包括给减震支柱充气或添加油液、润滑控制系统、稳定饮用水系统等。

D. B.在航空器维修中,勤务指的是由于执行其他维护措施而需要进行的组件维护。包括给减震支柱充气或添加油液、为控制系统润滑、稳定便携式水系统等。

E. C.在航空器维修中,勤务指的是由于执行其他维护措施而需要进行的组件维护。包括给减

F. C.在航空器维修中,勤务指的是由于执行其他维护措施而需要进行的组件维护。包括给减震支柱充气或添加油液、润滑控制系统、稳定饮用水系统等。

A. 垂直安定面上翼肋改装

B. 垂直安定面翼尖翼梁改装

C. 垂直安定面翼尖缘条改装

A. Lubricate the engine and its accessories with the same brand.

B. Lubricants for the engine and the auxiliary equipment are the same.

C. The engine and the additional devices are greased in a same manner.