题目内容

八度音程的频率比为()

A. 3:2
B. 1:2
C. 4:3
D. 6:5

查看答案
更多问题

直线相关适用于哪些资料?

转炉主控室的布置,应有哪些安全要求?

The SMS should provide for specific measures aimed at promoting the()of equipment or systems the sudden operational failure of which may result in hazardous situations.

A. visibility
B. ability
C. reliability
D. capability

论茅盾小说的理性色彩。

答案查题题库