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| XB—300型组合联动钻机 |
| | 1965(12) [摘要(991)] [PDF 5.08 M (315)] [HTML] |
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| 土中压缩爆破成井的装药量计算 |
| | 宋西陀 |
| | 1965(12) [摘要(1078)] [PDF 394.66 K (291)] [HTML] |
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| 多扇串联换向通风方法的介绍 |
| | 余德耀 |
| | 1965(12) [摘要(974)] [PDF 270.88 K (351)] [HTML] |
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| 不提钻测斜器 |
| | 杜宝银 |
| | 1965(12) [摘要(992)] [PDF 137.91 K (325)] [HTML] |
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| 无岩心钻进是进一步提高钻探工作的主要潜力 |
| | 1965(12) [摘要(961)] [PDF 187.86 K (310)] [HTML] |
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| 减少钻粒钻头磨损的途径 |
| | 1965(12) [摘要(1041)] [PDF 1017.75 K (356)] [HTML] |
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| 用于钻粒钻进的岩心管 |
| | 1965(12) [摘要(963)] [PDF 128.42 K (377)] [HTML] |
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| 地质勘探钻孔使用非金属套管的远景 |
| | 1965(12) [摘要(961)] [PDF 157.66 K (379)] [HTML] |
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| 爆破在探槽掘进中的应用 |
| | 刘国华,蔡本裕 |
| | 1965(12) [摘要(946)] [PDF 478.98 K (278)] [HTML] |
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| 在深厚覆盖层中岩心钻进经验 |
| | 1965(12) [摘要(980)] [PDF 344.53 K (292)] [HTML] |
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| 孔内爆破 |
| | 1965(12) [摘要(942)] [PDF 239.62 K (291)] [HTML] |
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| 简易活塞取土器 |
| | 1965(12) [摘要(947)] [PDF 122.46 K (430)] [HTML] |
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