常見例句雙語例句Why lose a hard-working 25-year-old for a couple of years when you can train him internally and keep him at the coal face?為什么要讓一個積極進取的、25歲的年輕人浪費幾年的光陰（去讀MBA)？ 而在此期間通過內(nèi)部培訓將使其顯露才干。They work with remote control devices that change the direction, position and speed of a German-made cutting machine that slices back and forth along a 300-metre-wide coal face.他們操作的遙控裝置可以改變截煤機的方向、位置和速度，這臺德國產(chǎn)的截煤機可以沿著一道300米寬的煤面來回進行切割。This paper analysis a variety of ventilating systems adopted in the coal face in mining coal of our country by using the method of statistics and compares their advantages and the range available.本文用統(tǒng)計分析法介紹和分析了我國煤炭開采中，采煤工作面采用的各種通風系統(tǒng)并對比其優(yōu)點和適用范圍。權(quán)威例句Operators like Arch Coal face serious liquidity issues unless the cycle turns.FORBES: Tech Blue Chips Whiffing Like Testosterone-less YankeesThe GE-designed motors are said to deliver more power to the wheels and provide tighter braking as the machines descend to the coal face.FORBES: Squash The Caterpillar 返回 coal face