蛋白质比对中性质相似氨基酸比较也计分。

问答题

In speaking instruction,pronunciation is ( ) and also (...

多项选择题In speaking instruction,pronunciation is ( ) and also ( ).
A、the way in which a word or alanguage is spoken
B、the ability to use thecorrect stress, rhythm, and intonation
C、accuracy and fluency
D、the ability to speakappropriately

Y-△降压启动方法适合于各种三相异步电动机【    】。

判断题Y-△降压启动方法适合于各种三相异步电动机【    】。