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检查润滑油量
B:检查燃油量
C:检查冷却情况
D:检查转向
滑油检查
B:灵活性检查
C:关闭吸入阀
D:采用封闭起动
环的漏光检查
B:环的弹力检查
C:环的径向厚度测量
D:环的长度测量
检查滤油器是否堵塞
B:检查变频
C:检查润滑油量
D:检查空气滤芯
综合检查
B:综合考试
C:全面考试
D:广泛检测
检查排气口积碳,清除积碳
B:检查燃油是否充足
C:检查舵机,是否故障报警
D:检查机器是否超负荷
无直接耦合
B:标记耦合
C:控制耦合
D:内容耦合
(A+ B)(B +C)
B、(A+ B)(B+C)
C、A+B+C
D、AB+ BC
水压试验
B:气压试验
C:气密性试验
D:煤油试验
to gain
B:to sustain
C:to restrain
D:to attain
(A+ B)(B +C)
B、B、(A+ B)(B+C)
C、C、A+B+C
D、D、AB+ BC
late
B:later
C:last
D:latest
感知
B:互联
C:便捷
D:智能
conflict
B:poverty
C:war
D:economy
Lisa: I have a headache and I can't my neck. ? Should I my temperature?
Mandy: No, it doesn't you have a fever. What did you do on the weekend?
Lisa: I played computer games .
Mandy: That's probably why. You need to away from the computer.
Lisa: Yeah, I think I sat in the same way for too long moving.
Mandy: I think you should . If your head and neck still hurt tomorrow, then go to a doctor.
Lisa: OK. Thanks, Mandy.
选项: A:sound like
B:What should I do
C:move
D:take
E:all weekend
F:without
G:take breaks
H:lie down and rest