| 降低岩心钻探成本的途径及金刚石钻头经济效果的评价 |
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| 引用本文： | 白先锋.降低岩心钻探成本的途径及金刚石钻头经济效果的评价[J].探矿工程,1994(6):48-51. |
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| 作者姓名： | 白先锋 |
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| 作者单位： | 中国建筑材料工业地质勘查中心吉林总队 |
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| 摘 要： | 本文分析了汽车轻量化的必要性和紧迫性；论述了汽车轻量化的要求、效果和对象；从优化设计，更换材料、革新工艺三个方面探讨了轻量化途径；并以活塞和连杆为例阐明了汽车零部件的轻量化方法。
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| 关 键 词： | 钻探成本 钻头 钻进成本 岩心 钻探 |
The Way for reducing Core Drilling Cost and Method for Evaluation of Economical Performance of Diamond Bits |
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| Bai Xianfeng.The Way for reducing Core Drilling Cost and Method for Evaluation of Economical Performance of Diamond Bits[J].Exploration Engineering(Drilling & Tunneling),1994(6):48-51. |
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| Authors: | Bai Xianfeng |
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| Abstract: | The drilling cost formula is deduced from classification drilling cost components;hence,an ap-proach to reduce drilling cost is presented.It is proposed that economical performance of diamond bits be quan-titatively appraised by use of bit drilling cost. |
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| Keywords: | drilling cost bit drilling cost economical benefit of bit |
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