coalmine enterprises的用法和樣例：
例句
- This product is suitable for dynamic force lead-in circuits in mining enterprises and power circuits in mining area.
本產品適用於煤礦企業動力引入及礦區的電力線路中。 - Coal mining enterprises must provide the workers with the necessary articles to guarantee safety in production.
第四十三條煤礦企業必須為職工提供保障安全生產所需的勞動保護用品。
