My best hoper: I can go to America again.

最大的愿望：希望能再去美国。

Suitable for weighing belts and hoper scales.

适用于皮带秤，料斗秤。

This paper describes and discusses the configuration, coorking principle and design methods, etc, of measuring hoper used in underground mine.

论述了井下矿山矿井计量漏斗的结构、工作原理和设计方法等。