mining starting line

例句：

1. 1. The mining company has decided to start work at the mining starting line.
   该公司决定在采矿起点开始工作。
2. 2. The mine is located at the mining starting line, which is crucial for its operation.
   矿井位于采矿起点，这对于其运营至关重要。
3. 3. The miners are working at the mining starting line, ensuring the safety of the workers.
   矿工们正在采矿起点工作，确保工人的安全。