3021.如果交流电路仅由电阻组成,则阻抗值与电阻值相同.

A. 升降舵/升降副翼是可拆卸翼面,用于纵向控制/纵向和横向控制。

B. 升降舵/升降副翼是可移动翼面,用于纵向控制/纵向和侧向控制。

C. 升降舵/升降副翼是可拆卸翼面,用于纵向控制/纵向和水平控制。

A. List the part numbers in numbers.

B. Make a list of the part in digital numbers.

C. Make a list of the part numbers in numerical sequence.

A. If the brackets are not damaged,continue the procedure.

B. In the absence of damage to the brackets,recall the process.

C. When bracket damage occurs,recall the procedure.

A. 如果你不能脱开杆的位置,新杆的长度很可能需要调节。

B. 如果你不能断开杆和活塞,可能量错了新杆的长度。

C. 如果你不能接合杆和活塞,新杆的长度可能是不正确的。

A. Refer to the general information in addition to engine operation limits,guidelines and special procedures.

B. For general information,refer to engine operation limits,guidelines and special procedures.

C. Refer to engine operation limits,guidelines and special procedures besides general information.

A. Make sure that the flaps are retracted and the aileron trim handwheel is in the zero position.

B. Ensure that the flaps are partially extended and the aileron trim handwheel is centered at zero.

C. Make sure that the flaps are raised and the aileron trim handwheel is set to non-zero position.

A. 所有发行物应使用统一的编号系统进行索引从而进行主题事项分配。

B. 所有出版物应使用标准编号系统进行索引和主题事项分配。

C. 所有发行物应使用标准的编号索引系统来完成主题事项分配。

A. 将测试结果写在正确的表格里。

B. 将操作结果写在正确的表格里。

C. 将校准结果写在校正表上。

A. If you find break wires,repair them.

B. If you find broken wires,repair them.

C. If you find break wire,repair them.

A. When the crossfeed system is open,it is possible for one fuel pump to supply fuel to the two engines.

B. When the supplying system is open,it is possible for one fuel pump to supply fuel to the two engines.

C. One fuel pump can supply fuel to two engines,as the supplying system is open.