?打钻费
... oil drilling 探油 drilling cost 钻井成本;钻头成本;打钻费 drilling equipment 钻机;钻孔设备;钻进设备 ...
?钻井成本
... oil drilling探油 drilling cost钻井成本;钻头成本;打钻费 drilling equipment钻机;钻孔设备;钻进设备 ...
?钻探成本
交流变频调速钻机的节能潜力_中国矿权网 关键词: 钻机;变频调速;负载特性;节能;钻探成本[gap=709]eed adjusting by frequency conversion; loa d characteristic; economizing energy; drilling cost
?凿岩成本
凿岩成本
钻井单位总成本
钻井总成本
降低钻井成本
英汉双解词典包含3185865条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。