皮皮学，免费搜题
登录
搜题
【简答题】
假想用剖切面将物体的某处切断 ,仅画出该剖切面与物体接触部分的图形称为 。
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
【判断题】Cruelty to others is nothing new, and online, technologically enhanced shaming is not enlarged, uncontained, and permanently accessible.
A.
正确
B.
错误
【单选题】According to the author, humor is useful in the aspect that ____________.
A.
it makes people more confident
B.
it can pick up people’s spirits
C.
it can help get rid of the cruelty in the world
D.
it can help people get on well with others
【单选题】Empathy—the ability to appreciate that a stranger struggling with a suitcase not only finds his situation(1)_____ but also needs help which, (2)_____ you are not incapable yourself, you can and do(3)_...
A.
embarrassing
B.
bewildering
C.
rewarding
D.
challenging
【单选题】● 设信道带宽为3000Hz，信噪比为30dB，则可达到的最大数据速率约为 （20） （20）
A.
30b/s
B.
300b/s
C.
3Kb/s
D.
30Kb/s
相关题目：
参考解析：
知识点：
题目纠错 0
发布
