气压制动无力的原因?
参考答案:
(1)气压偏低。
(2)踏板自由行程过大。
(3)排气阀门关闭不严。
(4)制动间隙过大。
(5)气管接头漏气。
(6)蹄片有油或铆钉露出。
This training program can give you a lift at work, ____ increase your income by 40%.
A.as well as
B.so long as
C.so much as
D.as soon as
氯丙嗪的禁忌证有()
A.高血压
B.糖尿病
C.有癫痫病史者
D.青光眼
E.有惊厥史者