探水的上、下山及平巷,中间不得有低洼积水段。
参考答案:对
-He made an apology________be blamed________what he had done.
-It’s really wise of him. [ ]
A.so as to not;of
B.in order not to;for
C.as to not so;for
D.in order not to;of
休克早期的代偿作用表现在()
A.肾血管收缩,刺激红细胞生成素增多
B.皮肤血管收缩,使散热减少
C.容量血管收缩,增加回心血量
D.血液重新分布,保证心、脑的血供
E.组织液回流增多,增加回心血量