A、 The compressing of the spring can cause the valve to open.
B、 There is no change of the valve when the spring compresses.
C、 After compressing of the spring, the valve goes to closed position.
答案：A
A、 The compressing of the spring can cause the valve to open.
B、 There is no change of the valve when the spring compresses.
C、 After compressing of the spring, the valve goes to closed position.
答案：A
A. In order to do the engine bleed system leak check use APU to pressurize the system and check if there are leaks in the sensing tube and these system components.
B. The leak inspection of the engine bleed air system describes how to use APU to pressurize the system to inspect whether the sense lines and the system parts leak or not.
C. The way to check the leakage of the senses pipes and the system components by compressing system using APU is described.
A. 它们可以是活页格式,有一个耐磨的、多环的封面,临时装订,“胶片”或其他适当的形式。
B. 它们可以是活页格式,有一个耐磨的、多环的封面,永久装订,“胶片”或其他适当的形式。
C. 它们可以是固定页格式,有一个耐磨的、多环的封面,永久装订,“胶片”或其他适当的形式。
A. Always use test element that can cause sparks.
B. Never use test equipment which can cause cracks .
C. Do not use test equipment that can cause sparks.
A. 若为松散页,则每一页应注明修改日期和生效日期,或以其他方式表明修订方式。
B. 若为活页,则每一页应注明修改日期和生效日期,或以其他方式表明修订方式。
C. 若为固定页,则每一页应注明修改日期和生效日期,或以其他方式表明修订方式。
A. In certain circumstances, cleaning the connector or replacing the IDG seems to solve the problem, but the messages will appear again later.
B. Sometimes, cleaning the connector or replacing the IDG seems to settle the problem, but the message will reappear occasionally.
C. Sometimes, sterilizing the connector or renewing the IDG seems to resolve the problem, but the message will occur later.
A. Standardization will through uniform interpretation of inspection requirements in accord with this Specification contained in Continuing Airworthiness Programs prepared to enhance safety.
B. Standardization will enhance safety through uniform interpretation of inspection requirements contained in Continuing Airworthiness Programs prepared in accord with this specification.
C. Standardization will in accord with this Specification through uniform interpretation of inspection requirements contained in Continuing Airworthiness Programs prepared to enhance safety.
A. Because of the risk of contamination, you must do this task in a very clean environment.
B. To prevent environmental pollution, this task must be done in a very clean area.
C. In order to prevent contamination, the task you must do is to find a very clean environment.
A. get
B. achieve
C. perform
A. After passing through the air-oil cooler, the temperature of the engine oil decreases.
B. The air-oil cooler uses engine oil to remove heat from ambient air.
C. After passing through the air-oil cooler, the temperature of the engine oil increases.
A. 拆除两侧的内部盖板并取下隔热棉。
B. 拆除两侧的内装饰板并取下隔热棉。
C. 拆除两侧内装饰板或取下隔热棉。
