皮皮学，免费搜题
登录
搜题
【单选题】
已知单元体及应力圆如图所示, s 1 所在主平面的法线方向为 。A.
n 1 ；
B.
n 2 ；
C.
n 3 ；
D.
n 4 。
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】能实现元素三维转换的前提是在父元素上设置焦距,具体属性设置代码可以是( )A. perspective：1000px; B. perspective：-2px; C. perspective：800px; D. perspective-origin：-100px;
【单选题】集中式船舶空调装置常允许采用一部分回风是因为（）。
A.
乘员对空气新鲜程度要求不高
B.
为满足乘员对空气湿度的严格要求
C.
节约能量是首要的要求
D.
按热平衡求出送风量远大于新鲜空气的需求量
【单选题】---I heard you had left our Disneyland admission coupons at home.
A.
-Yes. But we were lucky not to leave our visas. __________, we would have had to return home.
B.
So
C.
And
D.
However
E.
Otherwise
【单选题】—Are you here on business? —No, .This is my holiday.
A.
with pleasure
B.
a pleasure
C.
for pleasure
D.
It’s my pleasure
【简答题】板式塔内的非正常操作现象有哪些?
【单选题】---I heard you had left our Disneyland admission coupons at home.
A.
-Yes. But we were lucky not to leave our visas. __________, we would have had to return home.
B.
Otherwise
C.
And
D.
However
E.
So
【单选题】— Hey, I heard you had left the company. Why did you do that? — _____________ I resigned was the company never kept its promises.
A.
Because
B.
As
C.
Since
D.
The reason that
相关题目：
参考解析：
知识点：
题目纠错 0
发布
