在安装传动设备时，判断传动带松紧度是否恰当的最简单的方法就是用手感觉一下传送带的张力大小。
参考答案：对
Together, Andrea and Brian weigh p pounds; Brian weighs 10 pounds more than Andrea. Brian and Andrea’s dog, Cubby, weighs pounds more than Andrea. In terms of p. what is Cubby’s weight in pounds ？（）
A.A
B.B
C.C
D.D
E.E
自藕变压器降压启动适合于电机（）启动。
A、轻载
B、重载
C、轻载和重载
D、空载
pounds more than Andrea. In terms of p. what is Cubby’s weight in pounds ？（）