A、 这种冷却剂与金属不兼容。
B、 这种冷却剂与铝合金不兼容。
C、 这种冷却剂与钛合金不兼容。
答案:B
A、 这种冷却剂与金属不兼容。
B、 这种冷却剂与铝合金不兼容。
C、 这种冷却剂与钛合金不兼容。
答案:B
A. A Weight and Moment Limit diagram shall be used to describe the c.g.limits.
B. The maximum weight moment envelope diagram should be used to describe the c.g.limit of the aircraft.
C. A Weight and Moment Limit diagram shall be used to describe the maximum c.g.limit.
A. Check wash basin drains,water tap and its lines for leakage.
B. Inspect the washing sink,faucet and its pipe for leakage.
C. Examine the washing hand drain port,tap and the line for crack.
A. Find the type and dimensions of the damage.
B. Locate the damage and its dimensions.
C. Designate the damage type and then give it a dimension.
A. Write the instructions in the mandatory mode.
B. Write the instructions in the imperative form.
C. Write the instructions in the active mode.
A. If the two indications do not agree,do the test again.
B. If there is a conflict between the two indications,repeat the test.
C. If the two indicators show any conflict,repeat the test.
A. Clamps should be spaced at intervals not exceeding 24 inches.Clamps on wire bundles should be selected so that they have a snug fit without pinching wires.
B. Pins should be spaced at intervals not exceeding 24 inches.Pins on harness should be selected so that they have a snug fit without pinching wires.
C. Pins should be spaced at intervals not exceeding 24 inches.Pins on harness should be selected so that they have a snug fit without scratching wires.
A. 组件的电流通过发动机提供给防冰系统。
B. 发动机产生的部分电能供给防冰系统使用。
C. 发动机的电力部件支持防冰系统。
A. The manufacturer may set up steps and feedback the airworthy conditions discovered when complying.
B. The manufacturer may establish procedures to provide feedback on unairworthy conditions that were discovered when complying.
C. The manufacturer may establish procedures and comply regulations to provide feedback on unairworthy conditions.
A. 保护漆将防止腐蚀达 6 个月。
B. 保护涂层将防止锈蚀达 6 个月。
C. 保护漆将保护腐蚀达 6 个月。
A. 座椅锁定高度装置控制了座椅高度。
B. 座椅长度锁装置控制座椅长度。
C. 座椅高度锁机械装置控制座椅高度。