用手摇臂泵油时,若浮子室油面达到规定高度,将无法拉动手摇臂。()
参考答案:错
Find out the mistakes and correct them. 找出错误并改正。
( ) l. Jenny go to school five times a week.
A B C
( ) 2. The flower is strong and health.
( ) 3. Did you bought snacks?
( ) 4. You don't have a book, I don't have too.
( ) 5. The words son and sun is different.
什么是分析范围、干扰和介质效应?