Lubricate the o-rings with hydraulic fluid.

A. 将飞机速度除以侧风分量来得到修正。

B. 用侧风分量除以飞机速度，得到修正值。

C. 将侧风部件和飞机分开，来得到正确的速度。

A. 衬板的厚度应该是初始翼梁衬垫的厚度的1-1.2倍。

B. 加强条的厚度乘以1-1.2就得到初始长桁衬垫的厚度。

C. 压条的厚度应是初始长桁衬垫的厚度的1-1.2倍。

A. Obey the procedure if there is no debris in the oil sample.

B. If the fuel is not polluted, go on with the procedure.

C. If there is no contamination in the fuel sample, continue the procedure.

A. 如果它明显地影响了巡航参数，重力的效果也应该纳入规划。

B. 如果它大大地改变了巡航表现，重量的效果也应该被考量。

C. 如果重量对巡航性能有显著影响，也应该将其影响列入计划。

A. Deflate the pressure of tire to the certain value.

B. Provide pressure with nitrogen to the required value for the tire.

C. Depressurize the tire to the demanded value.

A. 此任务检查单用于确认机组与乘务员之间的无线电通讯正常工作。

B. 此任务检查单用于确认机组与乘务员之间的内话通讯正常工作。

C. 此任务检查用于确认飞行人员与乘务员之间的内话通讯正常工作。

A. The component was damaged badly, the repairing cost is over 60% of the total price. The workshop suggests reporting as an unserviceable part.

B. The component was damaged heavily; the repairing cost is over 60% of the total price. The workshop suggests scrapping.

C. The component was destroyed heavily; the repairing cost is 60% of the total price. The workshop suggests segregation.

A. Correct punctuation is important because it shows that the different parts of the text are reconnected and prevents miscomprehension.

B. Correct punctuation is important because it shows how the different parts of the text are independent and prevents accumulation.

C. Correct punctuation is important because it shows how the different parts of the text are related and prevents ambiguity.

A. 确保电门在所有面板中设为正确的状态。

B. 确保每个面板中电门指示灯的处于关掉状态。

C. 确保每个面板中的电门设置为关闭状态。

A. 这些单位和组件收集、监管、并向乘客和空乘人员输送氧气。

B. 这些组件和部件用于储存、调节并向乘客和机组人员输送氧气。

C. 这些单位和组件储存、管制、并向乘客和地面机组输送氧气。