1925. 这个设备有18英尺长

A. The landing gear door is a closed construction. If the door is a monolithic structure, it can only be shown in Chapter 32.

B. The landing gear door is a closed construction. If the door is a separate structure, it can only be shown in Chapter 32.

C. The structure of the doors used to enclose the landing gear compartments. If the doors are made as an integral structure they could be shown only in Chapter 32.

A. The pointer that moves along the scale is a vertically.

B. The pointer moves horizontally along the scale.

C. The pointer moves vertically along the scale.

A. 对加载条件和安全裕度共同产生的结果进行了评价

B. 对加载条件和安全裕度产生的结果进行了评价

C. 对加载条件和由此产生的安全裕度进行了评价

A. Additional information or instructions， such as “Report any cracks found to this manufacturer”， are contained here.

B. Other information or instructions， such as “Record any cracks found to this manufacturer”， are contained here.

C. Additional information or instructions， such as “Report any leakage found to this manufacturer”， are included here.

A. 用于指示低压的压力计使用更灵活的管子,更容易展开和卷绕

B. 用于指示较低压力的仪表使用更易弯曲的管子,线圈更易散开和缠绕。

C. 用于指示较低压力的压力表使用的软管更加柔软,可以随时解开和盘绕。

A. Send the results of the audit to the quality department

B. Tell the quality department about the results of the analysis.

C. Let the quality department know the results of audit

A. 当需要了解膜片时,使用箭头指示方向。

B. 必要时应使用箭头表示流向来理解原理图。

C. 利用箭头指示的方向来理解线路施工图。

A. If there is hum from the loudspeaker,don＇t adjust the potentiometer.

B. Adjust the potentiometer unless hear a hun from the loudspeaker.

C. Adjust the potentiometer until the loudspeaker no longer hums.

A. 如果油箱中不是所需的油液,可能会使泵损坏。

B. 如果油箱中的油量过多,可能会使泵损坏。

C. 如果油箱中的油量不足,可能会使泵损坏。

A. The operator reassembled the linkage.

B. The operator adjusted the cable.

C. The operator adjusted the linkage.