题目内容

RS触发器在使用时对输入信号存在约束条件。

A. 对
B. 错

查看答案
更多问题

锁存器比触发器具有更好的抗干扰性能。

A. 对
B. 错

[音频]Early in senior high school, we 1 be enrolled in a university. Now the dream has 2. But how do we college students like our 3? Certainly, some relish it, finding it colorful and rewarding. Besides study, they spend a considerable4 improving themselves in various ways. As for me, college life is ideal as long as I have abundant books to read, some 5 to keep me company, a couple of responsible professors to instruct me, and easy access to the Internet.

通过什么技术对自来水进行终端净化后的水是太空水?()

A. 吸附
B. 反渗透
C. 渗透
D. 蒸馏

好的反渗透膜具有哪些特点?()

A. 机械强度好
B. 选择性好
C. 通量合适
D. 以上都对

答案查题题库