- 矿井: mine; pit; grube; groove; sh ...
- 防火: fire prevention; fire safety ...
- 门: entrance; exit; door; gate
- 矿井防水墙: mine dam
- 防火门: bulkhead; door of fire-check; fire door closer, fire proof door; fire stodoor; fire-check door; fire-proof door; fire-resisting door＝fire resisting door; fire-retarding door; labeled door; light cutoff; rated fire door
关注微信公众号：chachacidian，回复:矿井防火门，即可在微信中查询翻译
