为了增加母线的截面电流量,常用并列母线条数来解决,但并列的条数越多,其电流分布越(),流过中间母线的电流(),流过两边母线的电流()。
参考答案:不均匀、小、大
— My son, who is now studying at a university, uses more than 3,000 yuan a month.
— Well, tell him to be economical(节约). After all, _______.
A.the morning sun never lasts a day
B.money doesn’t grow on trees
C.light come, light go
D.penny wise, pound foolish
下列山脉表示太行山的是( )