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。

youdao

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。

youdao

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

Harmony was the first mining firm to employ full-time union officials, complete with offices and mobile telephones, to ensure constant dialogue.

ECONOMIST: South African gold mining

First, mining companies need to establish trust with the local communities that are stakeholders in their operations.

FORBES: Why the Future of Mining Depends on Social Change

Another tenant could be the first lunar mining expeditions.

FORBES: Magazine Article