交流装置中A、B、、C三相涂色为（）。_爱下问搜题

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问题填空题

交流装置中A、B、、C三相涂色为（）。

答案

参考答案：黄、绿、红

完形填空

完形填空。

     "Who   1.   these gifts, Jenny ?"Li Ming   2.   quietly. "Did Santa?"
     "I   3.    know," Jenny whispers to Li Ming. "I don't think so. I think my Mum and Dad brought   4.  ,
but Lynn is little! She   5.   Santa brought them!"

( )1. A. bring
( )2. A. asks
( )3. A. do
( )4. A. they
( )5. A. thinking

B. brought
B. ask
B. don't
B. then
B. think

C. bringing
C. asking
C. did
C. them
C. thinks

填空题

推煤机的常用发电机（）、（）、结构简单、维修方便。