当拉紧刀柄尾部的碟型弹簧位移量较小时,能保证刀具的夹紧。
参考答案:错
意识障碍伴瞳孔散大可见于以下疾病中的 ()
A.巴比妥类中毒
B.吗啡类中毒
C.酒精中毒
D.有机磷农药中毒
E.脑出血
I prefer _ at home to______in the store. [ ]
A. to stay, to hang out
B. staying, hanging out
C. staying, to hang out
D. to stay, hanging out