1425. Use an oil can to lubrication the turnbuckle

A. Through a process called continuing airworthiness, virtually every component comprising an airplane is involved in some form of preservation, inspection, preventative maintenance, overhaul, repair, and/or replacement activity.

B. Through a process called initial airworthiness, virtually every component comprising an airplane is involved in some form of preservation, inspection, preventative maintenance, overhaul, repair, and/or replacement activity.

C. Through a process called continuing air worthiness, virtually some component comprising an airplane is involved in some form of preservation, inspection, preventative maintenance, overhaul, repair, and/or installment activity.

A. 不要使用含油的溶剂

B. 使用不含油的溶剂。

C. 使用不含溶剂的油。

A. 调整卡箍直到有足够的摩擦力使其保持在原位。

B. 调整卡箍直到有足够的空间使其保持在原位。

C. 调整螺杆直到有足够的摩擦力使其保持在原位。

A. 通气油箱排放单向活门允许通气油箱内的燃油流到1号或2号主油箱。

B. 通气油箱排放检查活门使通气油箱内的燃油流动于1号和2号油箱之间。

C. 通气油箱排放单向活门使通气油箱内的燃油流入1号及2号主油箱。

A. You should use a solvent to remove any rain repellent fluid which is applied on the dry windshield on purpose.

B. If rain repellent fluid is unintentionally sprayed onto a dry windshield, remove it using solvent.

C. The rain repellent fluid should be used to wipe off the solvent accidentally sprayed onto the dry windshield.

A. CLEAN

B. DIRTY

C. CONTAMINATION

A. The elevators must move in an even manner.

B. The elevators must move accordingly.

C. The elevators must move correspondingly.

A. 所有改版数量和日期都应该从页面上删除

B. 所有版本号和日期都应该从页面上删除

C. 所有改版次数和日期都应从页面上删除

A. The purpose of the CSD is to contain the variable speed of the engine to a flexible speed for the driven of the rectifier to produce AC power at flexible frequency.

B. The function of the CSD is to transform the variable speed of the engine to a constant speed, in order to actuate the generator to generate AC power at constant frequency.

C. The purpose of the CSD is to convert the various speed of the engine to a single speed for the driven of the generator to reduce AC power to a constant frequency.

A. The direction of fluid flowing through the axial turbine is almost perpendicular to the turbine shaft.

B. The direction of fluid flowing through the axial turbine is almost parallel to the turbine shaft.

C. The direction of fluid flowing through the axial turbine is almost parallel to the turbine wheel.