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| 环测原理与计算公式的探讨 |
| | 1966(8) [摘要(1063)] [PDF 383.47 K (328)] [HTML] |
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| 某钨矿区钻孔弯曲总结 |
| | 1966(8) [摘要(1015)] [PDF 478.67 K (314)] [HTML] |
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| 采用钻杆胶箍实现塔上无人操作 |
| | 1966(8) [摘要(1062)] [PDF 355.43 K (337)] [HTML] |
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| 大口径钻孔灌浆经验 |
| | 戴宗葆 |
| | 1966(8) [摘要(1057)] [PDF 545.15 K (344)] [HTML] |
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| 矽锰钢钻杆生产试验介绍 |
| | 1966(8) [摘要(1225)] [PDF 192.62 K (309)] [HTML] |
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| 井底锤打式取样器 |
| | 李彬荪 |
| | 1966(8) [摘要(1007)] [PDF 78.28 K (300)] [HTML] |
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| 井底喷射式捞砂器 |
| | 1966(8) [摘要(1154)] [PDF 68.25 K (277)] [HTML] |
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| 两种制作蘑菇接头的方法 |
| | 1966(8) [摘要(1040)] [PDF 71.71 K (333)] [HTML] |
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| 无炮泥反向爆破 |
| | 1966(8) [摘要(1126)] [PDF 191.96 K (328)] [HTML] |
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| 侧开式矿车介绍 |
| | 邝文宏 |
| | 1966(8) [摘要(1072)] [PDF 125.95 K (286)] [HTML] |
| | |
| 金属支架在浅井中的应用 |
| | 1966(8) [摘要(1011)] [PDF 205.44 K (277)] [HTML] |
| | |
| 摩托凿岩机磁电机不打火的应急修理 |
| | 吴德麟 |
| | 1966(8) [摘要(1034)] [PDF 74.48 K (332)] [HTML] |
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