矿井通风

矿井通风 [kuàng jǐng tōng fēng]

1. ■ {采矿} mine ventilation

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常用词组

1. ■ 矿井通风不足 dacker;

2. ■ 矿井通风容积效率 volumetric efficiency of mine air;

3. ■ 矿井通风速度压头 mine velocity head;

4. ■ 矿井通风特性曲线 mine characteristic curve;

5. ■ 矿井通风系统 mine ventilation system;

6. ■ 矿井通风总压头 mine total head;

7. ■ 矿井通风阻力 mine resistance;

8. ■ 矿井通风阻力特性 mine characteristic