While less expensive than personal training, the classes often act as a "feeder" for higher-end services, said the owner, Greg Justice.
尽管费用和私人健身中心相比会低，但是课堂通常称为了填鸭式的高端服务，老板格雷格·贾斯特斯说。
2
It is held that the best detecting mode is the one detecting the voltage at the installation point of the active filter, and the best installation position is the end of the feeder.
最好的检测方式是检测有源滤波器安装点处的电压方式；最好的安装位置是馈线的最末端。
3
The slag is sent into the hopper by the belt conveyor or bucket elevator and sent into feed end through feeding pipe of feeder hopper.