A、 Add 5 ml of hardener to the compound.
B、 Add 5 ml of adhesive to the compound.
C、 Put 5 ml of hardener to the component.
答案：A
A、 Add 5 ml of hardener to the compound.
B、 Add 5 ml of adhesive to the compound.
C、 Put 5 ml of hardener to the component.
答案：A
A. 在描述飞机行李舱时，警告不要将儿童放在货舱内。
B. 在描述飞机行李舱时，应提供警告不要将儿童置于行李舱内。
C. 在描述飞机行李舱时，警告不要将儿童放在行李架上。
A. 当火警启动时，温度增加并引起灭火器工作。
B. 当火焰开始时，温度增加并造成触发器工作。
C. 当起火时，温度升高并使探测器工作。
A. Identify the disassembled parts with tags.
B. To notice the removed parts with the lable.
C. To mark the assembled parts with the cards.
A. The Unusual Procedures Check List should be in concrete, abbreviated form.
B. The Emergency Procedures Check List should be in constant, abbreviated form.
C. The Abnormal Procedures Check List should be in concise, abbreviated form.
A. 飞机维修手册或章节包括说明性资料，如对飞机的维修或预防性维修的特点和资料所做的说明。
B. 飞机维修手册或章节包括说明性资料，如对飞机的结构和数据给出维修或预防性维修程度的说明。
C. 飞机维修手册或章节包括说明性资料，如对维修或预防性维修所需要的飞机特性和数据的说明。
A. A small child should sit in an unlimited seat.
B. A small child needs to sit in a seat with safety device.
C. A small child could sit in an adult seat.
A. 将O形环安装在锥形轴承的内部凹槽中。
B. 将O形环安装在圆柱形轴承的中部凹槽中。
C. 将O形环安装在球形轴承的内部凹槽中。
A. Elevator move is limited by the move of the elevator power control units.
B. Elevator trip is limited by the move of the elevator power control units.
C. Elevator travel is limited by the stroke of the elevator power control units.
A. One of the safety precautions is to keep the combustible material from the work area at distance of 50ft at least.
B. One of the safety precautions is to keep the flammable material from the work area at distance of 50ft at least.
C. One of the safety precautions is to keep the combustible material from the work area at a minimum distance of 50ft.
A. 门是由基础复合材料增强塑料制成的。
B. 门是由碳纤维复合塑料制成的。
C. 门是由碳纤维增强塑料制成的。
