A、 When the temperature of vent rises to 27℃, the exhaust pipe opens
B、 When the ventilation temperature is above 27℃, the drain mast opens.
C、 When the temperature of the ventilation air increases to 27℃, the discharge valve opens.
答案：C
A、 When the temperature of vent rises to 27℃, the exhaust pipe opens
B、 When the ventilation temperature is above 27℃, the drain mast opens.
C、 When the temperature of the ventilation air increases to 27℃, the discharge valve opens.
答案：C
A. The right fan provides more air, so it can not be replaced with the left one.
B. The left fan provides more air, so it can not be replaced with the right one.
C. The two fans can be changed each other.
A. Use a minimum of 20 words in each sentence.
B. Use a maximum of 20 words in each sentence.
C. Use more than 20 words in each sentence.
A. Limitations related to operable systems or equipment may contain in this section or in section 9, supplements.
B. The supplements in this section or section 9 include the limitations associated with selectable systems or equipment.
C. Limitations associated with optional systems or equipment may be included in this section or in section 9, supplements.
A. 总的来说,然而,最好完全遵循以下各章的安排和细目分类,并应在所有手册中尽最大可能。
B. 总的来说,然而,最好统一遵循以下各章的安排和细目分类,并应在所有手册中尽最大可能。
C. 总的来说,然而,最好准确遵循以下各部分的安排和细目分类,并应在所有手册中尽最大可能。
A. Put
B. Move
C. Set
A. 缠紧卷轴上的发条
B. 将胶带缠绕在卷筒上。
C. 将胶带粘贴在线圈上。
A. This Issue 7 of the specification fully takes place all issues and revisions before.
B. This Issue 7 of the specification fully covers all prior issues and revisions.
C. This Issue 7 of the specification fully replaces all previous issues and revisions.
A. According to the “GAMA Specification No.1”, compile the Pilots Operating Handbooks
B. Prepare Pilots Operating Handbooks through “GAMA Specification No.1”.
C. Edit “GAMA Specification No.1”, in accordance with Pilots Operating Handbooks
A. All major repairs of the components in this chapter must be done in a qualified workshop according to data provided by the component manufacturer
B. All repairs of the parts in this chapter must be done in the designated workshop according to the parameter s provided by the component manufacturer.
C. Overhaul of any or all components in this chapter must be accomplished in a qualified shop in accordance with data supplied by the component manufacturer.
A. 一旦设计和批准,必须建立彻底的维修程序
B. 一旦设计和授权,必须建立全面的勤务工艺
C. 一旦设想和批准,必须建立全面的修理程序
