皮皮学，免费搜题
登录
搜题
【单选题】
对于石英晶体，下列说法正确的是()A.
沿光轴方向施加作用力，不会产生压电效应，也没有电荷产生
B.
沿光轴方向施加作用力，不会产生压电效应，但有电荷产生
C.
沿光轴方向施加作用力，会产生压电效应，但没有电荷产生
D.
沿光轴方向施加作用力，会产生压电效应，也会有电荷产生
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
【单选题】If a gues doesn't realize that he/she is at the wrong hotel until he/she is checked in, the receptionist should______________.
A.
lose interest in hime at once and let him go immediately.
B.
help him get to the hotel of his choice.
C.
offer him a room assuring him that the price is the same as that hotel.
D.
push him to stay in the wrong hotel.
【简答题】When
people think of tigers, they think strong and erous. But now, the big
animal is calling for our help.
There were once eight kinds of 1 in
the world, but three died out during the 20th century...
【简答题】All forms of tobacco—cigarettes, pipes, cigars , and smokeless tobacco — are erous.It doesn't help to substitute products that seem they're better for you than regular cigarettes, such as filtered...
【简答题】C. Rewrite the following sentences with the help of the phrases and expressions in the box. The italicized part in each sentence may be of help in your task. 1. The job requires me to spend a lot of t...
相关题目：
参考解析：
知识点：
题目纠错 0
发布
