皮皮学，免费搜题
登录
搜题
【简答题】
( )是一战期间很有争议的科学家,他从空气中提取了氮,并将芥子气、氯气用于战争中。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】往复泵上为何要设有空气室。
【简答题】Make sure 确保
【简答题】往复泵为何要设空气室？对空气室的使用管理上应特别注意什么问题？往复泵打不上水的原因有哪些？
【单选题】Why did Chanel test her clothes on moving models? a She wanted to make sure they looked good. b She wanted to make sure that models could move around easily. c She wanted to make sure the material was...
A.
a She wanted to make sure they looked good.
B.
b She wanted to make sure that models could move around easily.
C.
c She wanted to make sure the material was strong enough.
【单选题】现场控制是病区护士长常采用的一种控制方法,其主要内容为
A.
向护士指示当班内重点观察的病人
B.
向护士指示如何收集资料
C.
观察护士静脉留置针的操作方法
D.
以上均是
E.
以上均不是
【单选题】They surveyed the area __ the tomb faced south.
A.
make sure
B.
making sure
C.
to make sure
相关题目：
参考解析：
知识点：
题目纠错 0
发布
