heading-and-benchmining

例句：

1. 1. The company's new headquarters are located in the heart of the city.
   该公司的新总部位于市中心。
2. 2. The coal mine is a dangerous job that requires special training.
   煤矿工作是一项危险的职业，需要特殊的培训。
3. 3. Coal mining has become one of the most important industries in China.
   煤炭开采已成为中国最重要的产业之一。