colliery machine的用法和样例：
例句
- Finally,it indicated that the green colliery machinery will become the mainstream of colliery machniery.
最后提出绿色煤矿机械产品将会成为煤矿机械的主流产品。 - This paper discusses the characteristics and basic principles which should be followed in designing the modelling color of the colliery machinery.
对煤矿机械产品造型色彩设计的特点及应遵守的基本原则进行简单论述。
