A、 There are some environmental reasons of the manufacturers or operators such as the location of battery compartments.
B、 Some environmental factors are within the control of the manufacturer or the operator such as the location of battery compartments.
C、 It is the manufacturer or the operator's environmental factors,such as the location of the battery compartments.
答案：B
A、 There are some environmental reasons of the manufacturers or operators such as the location of battery compartments.
B、 Some environmental factors are within the control of the manufacturer or the operator such as the location of battery compartments.
C、 It is the manufacturer or the operator's environmental factors,such as the location of the battery compartments.
答案：B
A. If the indication is not correct,do the test again.
B. If the indication is not incorrect,you should do the next test.
C. Do the test a second time if the indication is correct.
A. 停在地面时,在液压系统没有增压的情况下,方向舵的正常位置是低垂位到伺服控制止挡。
B. 在地面模式,在液压系统没有增压的情况下,方向舵的正常位置是向下偏转到伺服控制止动位。
C. 在地面时,在液压系统增压的情况下,方向舵的正常位置是向下偏转到伺服控制止动位。
D. B.在地面模式,在液压系统没有增压的情况下,方向舵的正常位置是向下偏转到伺服控制止动位。
E. C.在地面时,在液压系统增压的情况下,方向舵的正常位置是向下偏转到伺服控制止动位。
A. 在将飞机恢复至初始状态前,确保已完成该步骤。
B. 确保在完成该步骤前,先将飞机置于初始状态。
C. 将飞机拖回初始位置前,应确保已完成该步骤。
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. For all fuel loadings,the initial airplane weight should be the maximum allowable.
B. The initial airplane weight should contain the maximum allowable for all fuel loads.
C. For all kinds of fuels,the initial aircraft weight should be the maximum allowable.
A. Lubricate the engine and its accessories with the same brand.
B. Lubricants for the engine and the auxiliary equipment are the same.
C. The engine and the additional devices are greased in a same manner.
A. This system is used to expand and return the landing gear.
B. This system is used to extend and retract the landing gear.
C. This system is used to extract and retract the landing gear.
A. 变更表格的发起者通常会得到 STEMG 评估和决定的相关通知。
B. 变更表格的发起人通常需要告知大家相关的 STEMG 评估和决定。
C. 变更表格的组织通常被告知相关的 STEMG 条款和决定。
A. Clean the elastic surfaces that are transparent.
B. Clean the plastic surfaces that are not transparent.
C. Clean the plastic surfaces that are not vague.
A. The computer needs to be backup at each interval.
B. The backup of the computer is necessary.
C. Back up your computer regularly.
