相关题目
单选题
2409. 操作员调整了连杆。
单选题
2408. In a high concentration, this material is poisonous
单选题
2407. 在大翼除冰系统安装伸缩管。
单选题
2406. Arrows shall be used to indicate flow direction when needed to understand the schematic diagram
单选题
2405. The seal must adhere correctly
单选题
2404. move the object to position
单选题
2403. work in this area should use a respirator
单选题
2402. 在飞行中无论发生什么事,飞行员都要保持冷静。
单选题
2401. 燃油来自燃油泵或来自APU直流燃油泵。
单选题
2400. For ease of reading and cross reference, illustrations, figures and tables should be presented in a vertical layout, if practical
