2964.每个门的结构接口处都有柔性密封件,可保护金属接口免受气流的损坏。

A. An alphanumeric identifier is an assembly of characters and numbers.It can recognize something.

B. An symbolic-numeric identifier is an assembly of symbols and numbers.It can identifies something.

C. An alphanumeric identifier is a combination of letters and numbers that identifies something.

A. 松开断路测试开关。

B. 复位短路测试开关。

C. 松开短路测试开关。

A. Replace the defective booster pump.

B. Remain the present booster pump.

C. Recharge the failed booster pump.

A. On the label,read the date of the last inspection.

B. Check the date of latest inspection on the log.

C. On the label,make sure the date of last check.

A. The computer consumes the energy based on these values calculations.

B. The computer calculates the energy consumption from these values.

C. The computer counts these values based on the energy costs.

A. 拆卸保留的封严。

B. 移动残留的防渗漏剂。

C. 清除剩余的密封胶。

A. 排气系统指将发动机废气导出机外的装置和组件。

B. 噪声抑制装置是指系统中降低排气噪声的部分。

C. 排气系统指将发动机废气导出机外的装置和组件。

A. 把调查结果写在改进表上。

B. 把试验结果写在测试表上。

C. 把校准结果写在校正表上。

A. Pressurization of the pneumatic crossover manifold and use of an external air source connected to the air charging valve manifold to pressurize the reservoirs for ground maintenance is the second method.

B. You can use the second method to pressurize crossover manifold and use an external air source connected to the air charging valve manifold to pressurize the reservoirs for ground maintenance.

C. The second method is that it is not necessary to pressurize the pneumatic crossover manifold but to use an external air source connected to the air charging valve manifold to pressurize the reservoirs for ground maintenance.

A. 建议在飞行 50 小时内不要拧紧螺栓。

B. 建议在飞行 50 小时前重新拧紧螺栓。

C. 建议在飞行 50 小时后再次拧紧螺栓。