测甲醇中己醇含量时进样是多少？
参考答案：
1微升。
ZYJ7型电液转辙机主机缺口要求2+0.5MM副机缺口要求4+1.5MM。
---It’s hard for me to go to sleep.
---Try to ______the amount of coffee you drink during the day.
A．cut up
B．cut in
C．cut off
D．cut down
