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渗透速率; 渗透速度 | |||
钻速 | |||
渗透率; 穿透速度; 贯入速度 | |||
钻孔速度钻孔时钻头的线速度,或称之为凿岩速度。通常冲击式和旋转式钻孔时以 m/min 表示,而全断面钻进时则以 m/h 表示 | |||
穿孔率; 机械钻速; 进尺速度 | |||
普及率 | |||
钻探效率; 钻入速度; 钻进速度; 凿孔速度; 贯入量; 焊透率; 穿透率; 穿进速率 |
penetration rate: 72 phrases in 10 subjects |
Bridge construction | 2 |
Drilling | 22 |
Earth sciences | 7 |
Engineering geology | 5 |
International trade | 1 |
Oil / petroleum | 12 |
Plastics | 1 |
Space | 1 |
Technology | 20 |
Textile industry | 1 |