first-mining 首采
first mining face under sea 海域首采面
the first mining overlying strata 初采覆岩
mining first aid kit 采矿急救箱
first coal mining face 首采工作面
Deep Mining First 深挖矿井首先
first-generation coal mining contracts 据第一代煤炭开采契约
To ensure safe production, the first mining face is tracking observed.
为保证安全生产，对首采面进行了跟踪观测。
It's the first mining solution that tightly integrates text-based information with structured data for improved analyses and decision making.
它第一次开发出把文本信息和结构化数据紧密集成的解决方案，以提高对数据的分析和决策能力。
At first sight it looked less like a capital city than a mining camp.
第一眼看上去它不像一座首都城市倒更像一个采矿工地。
Then they began to die. In some of the gold centers, big mining companies bought up all the land from those who first claimed it.
VOA: special.2010.03.18
Senior Administrator for Cluff Gold,Clifford Patnelli, says mining for gold in the hard rock will be a first for Sierra Leone.
VOA: standard.2010.04.22
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