2234.In the description of the airplane's Propeller,the propeller and its operation if pitch can be varied shall be deseribed.

A. 当您提供液压时,确保操纵杆不会接触停止(1)。

B. 当您施加液压时,确保连杆不接触止动块(1)。

C. 当您使用液压时,确保操纵杆不接触止动块(1)。

A. Due to the incorrect level of pressure,the system will not work.

B. As long as the fluid level remains unstable,the system will fail.

C. Because the fluid level is incorrect,the system will not operate.

A. In the event that the hydraulic pump does not deliver a pressure of 3000 psi,install the electric pump.

B. If the hydraulic pump does not supply a pressure of 3000 psi,use the electric pump.

C. Use the electric pump to achieve a pressure of 3000 psi if the hydraulic pump is out of order.

A. 逐步打开充电装置上的堵盖。

B. 逐渐打开充电装置上的旋塞。

C. 逐步打开充电单元上的开关。

A. Make sure that the mark on the bolt is aligned with the mark on the handle.

B. Make sure that the mark on the bolt is level with the mark on the handle.

C. Make sure that the mark on the bolt is parallel to the mark on the handle.

A. Corrosion inhibitor is necessary from time to time to ensure continued protection.

B. Corrosion inhibitor is necessary frequently so that protection remains in effective.

C. Corrosion protection is necessary but is ineffective for cost reasons.

A. Handbooks shall be readily revisable.

B. Handbooks shall be readily available.

C. Handbooks shall be easy revisable.

A. Use only the approved forms of verbs and adjectives.

B. Use only the permitted forms of verbs and adverbs.

C. Use only the applicable forms of adverbs and adjectives.

A. The housing for the voice recorder unit has these properties: water tolerance,shock resistant and heat resistant.

B. The container for the voice recorder unit has these properties: watertproof,spin resistant and heat resistant.

C. The container for the voice recorder unit has these properties: watertight,shock resistant and heat resistant.

A. 如果轮胎温度升高超过 177 度,核心机的易熔喷嘴爆破,会爆胎。

B. 如果轮胎温度升高到 177 度以上,熔断器中心熔化,机轮破损。

C. 如果机轮温度升高到 177 度以上,易熔塞中心熔化,轮胎会漏气。