发动机及所有附件使用同一种滑油。

A.The engine and all additional facilities use indifferent lubricants.

B.The engine uses multiple types of lubricants for different purposes.

C.The engine and all auxiliary equipment use the same lubricant.

正确答案：C

解析：

b｜建议C

If the initialization setup is correct, AUTOTEST IN PROGRESS will show on the CDU display.

Inspection is accomplished from the ground, without the use of stands or ladders.

When the hydraulic pumps are off, the system pressure indication shows the pressure in the hydraulic reservoirs.

The door is partially open for inflight operation and fully open for on-ground operation.

Part of the electricity generated by the engines is supplied to the anti-icing system.

The manifold can also give air to the flight deck conditioned air distribution duct when the left air conditioning pack is off.

There are four thrust lever assemblies found in the central control stand between the captain and the first officer.

The reservoir pressure relief valve opens between 85 and 90 psi to protect the reservoir against over-pressurization.

This kind of accident indications, if not solved in time, would cause a serious accident.

The rudder is used for yaw control, that is control of the aircraft around vertical axis.