例句與造句

1. does a higher mining level mean you have a greater chance to mine jewels
   工作等級的礦工會有比較高的幾率采集的寶石么
2. by using separate source method and mine statistic method, the paper makes a comprehensive estimate about the gas emission, when light support top-coal caving technology is adopted in mining face during the initial phase in the third mining level, which is useful to direct the gas control and the safe production in the future
   摘要通過采用分源法和礦山統(tǒng)計法相結(jié)合的預測方法，綜合分析得出了三水平初期開采階段工作面采用輕放工藝回采時的瓦斯涌出量，極大地指導了礦井下一步的瓦斯管理和安全生產(chǎn)。
3. It's difficult to find mining level in a sentence. 用mining level造句挺難的