blast pit 中文意思是什麼

blast pit 解釋
排氣井
  • blast : n 1 （風）一陣，（氣流等的）一股；疾風，強風；【冶金】鼓風，送風；噴氣，噴焰。2 管樂器聲，汽笛聲...
  • pit : n 〈美國〉（桃、杏等的）核。vt （ tt ） 除去…的核。n 1 坑，凹地，凹處；【礦物】礦井；煤坑；【植物...
  1. Application of pneumatic - hydraulic crawler drill in drilling open - pit blast hole

    氣液聯動鑿巖鉆車應用於露天爆破穿孔
  2. There was a low protecting wall to knock down the heat blast from the pit of the furnace

    有一堵低矮的護壁擋住從爐膛里噴出的熱浪。
  3. Secondly, the optimum blast parameters of each parts of open pit and spreading law of the wave of blasting vibration on the east of open pit was studied. furthermore, the paper presented the method of decreasing blasting ground vibration as follows. 1

    通過大規模的現場試驗和爆破震動測試，得出了銅山口銅礦露天采場各區段的優化爆破參數以及生產爆破產生的地震波在東幫的傳播規律，在此基礎上提出了降震措施並得出如下主要結論： 1
  4. Investigation and application of controlled blast technology in mining pit with large exposed area

    大暴露面積采場控制爆破技術的探討與應用
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