注意不要让酸接触皮肤。

A. 每个图形或表格数据应包括一个或多个正确使用数据展示的示例，除非其使用非常简单，不可能出现误用或误解。

B. 除非简单到不可能出现误解或误用，否则每个图或表格应至少给出一个数据使用示例。

C. 每个图形或表据展示应包括一个或多个正确使用数据展示的示例，除非其使用足够简单，不可能出现误用或误解。

A. If the tire temperature is unusually high, open the valve.

B. If the tyre pressure is insufficiently high, open the valve.

C. If the tire pressure is unusually high, open the valve.

A. 风扇和增压器是一个四级压气机。

B. 增压器是一个四级压气机风扇。

C. 风扇是一个四级增压器的压气机。

A. 如果部件跌落，有可能会造成轻微的损坏。

B. 如果部件掉落，可能会造成永久性的损坏。

C. 部件永久性的损坏可能是由掉落造成的

A. 操作调光开关，确保光线的强度发生变化。

B. 操作旋转式开关，确保灯光发生变化。

C. 已调节明暗开关，灯光的亮度发生了变化。

A. Verify that the bleed air of the ground car can not lead to a wrong information.

B. Make sure that the exhaust from the ground cart does not cause an incorrect indication.

C. Make sure that the wrong indication is caused by the exhaust from the ground cart.

A. The introduction should be included in an alphabetical index by subject.

B. An alphabetical index by subject is to be included in the introduction.

C. The introduction includes an alphabetical index subject.

A. The power is transmitted from the propeller to the engine.

B. The engine is used to transmit power to the propeller shaft.

C. The power is transmitted to the shaft by the engine cable.

A. Generally speaking, there are separate arrangements and chapter breakdown in each manual, full unification is difficult to achieve.

B. In general, it is mandatory for all manuals to be uniform and follow chapter arrangements and breakdown to the maximum extent.

C. In general, it is desired that the following chapter arrangements and breakdown be followed uniformly and to the maximum extent practicable in all manuals.

A. Replace the defective booster pump.

B. Remain the present booster pump.

C. Recharge the failed booster pump.