A、 做脆弱测试。
B、 做疲劳试验。
C、 做渗漏测试。
答案:C
A、 做脆弱测试。
B、 做疲劳试验。
C、 做渗漏测试。
答案:C
A. Make sure that the bolts are tight.
B. Make sure that the screws are securely installed.
C. Make sure that the bolts are loose.
A. The section of the engine system which contains the turbine shafts and reduction gears.
B. The section of the engine system which contains the propeller shafts and reduction gears.
C. The section of the engine system which contains the connection shafts and reduction gears.
A. 对于着陆距离,应包括地面滑跑和超过 50 英尺障碍物的总距离。
B. 对于着陆距离,应包括地面滑跑距离和从高于着陆表面 50 英尺到着陆完全停止飞越的地面距离。
C. 对于着陆距离,应包括地面滚转和超过 50 英尺障碍物的总距离。
A. Do not use verbs that are general and vague.
B. Do not use verbs that are normal and mixed.
C. Do not use verbs that are usual and blended..
A. When installing the distributor,refrain from changing the timing.
B. Ensure that you do not adjust the timing to install the distributor.
C. Do not move the timing when you install the distributor.
A. 防腐可能有很多原因。
B. 腐蚀可能有很多原因。
C. 腐蚀可能有很多防腐措施。
A. 应使用比例尺图对飞机的总体布局进行说明,该比例尺图由平面图、侧视图和正面视图组成,并在单页上以垂直顺序展示。
B. 应使用气动布局图对飞机总体安排进行说明,说明内容包括计划、侧面图和正面图,并以垂直顺序在单页上列出。
C. 应在单页上以横向顺序的呈现方式对飞机总体布局和示意图进行说明,包括平面图、侧视图和正面视图。
D. C.应在单页上以横向顺序的呈现方式对飞机总体布局和示意图进行说明,包括平面图、侧视图和正面视图。
A. 需要注意警告信息和限制条件,例如起落架和控制舵面锁的使用、最小转弯角度、前起落架最大牵引和推动负载等。
B. 需要注意相关预防措施和限制信息,例如起落架和控制舵面锁、最小转弯半径、前起落架最大有效推拖载荷等的使用。
C. 需要注意相关预防措施和限制信息,例如起落架和控制舵面锁的使用、最小转弯半径、前起落架最大推拖负载等。
D. C.需要注意相关预防措施和限制信息,例如起落架和控制舵面锁的使用、最小转弯半径、前起落架最大推拖负载等。
A. The fuselage is a semi-monocoque structure.
B. The fuselage is a demi-plate.
C. The airframe is of half-shell structure.
A. The airworthiness and safe operation of an airplane is assured if it's used as its original design purpose,properly inspected and carefully maintained.
B. The manufacturer is intended to utilize an airplane with sound inspection and maintenance practices because that is the basis for assuring the airplane remains airworthy and safe to operate.
C. The airplane is designed to be used as the manufacturer's intention.Users shall properly inspect the airplane and do sufficient maintenance to assure its airworthiness and operation safety.