油温过高，可能的原因有（）。
A.变矩器
B.变速器油冷却器堵塞
C.油位不正确
D.以上都对
参考答案：D
— _______________ does your family like to do?
— My family likes to have fun together.[ ]
A. How
B. What
C. When
浮筒式液位变送器检修项目有哪些？
