| |
| 金刚石小口径钻进工艺情况 |
| | 1977(2):1-4 [摘要(1153)] [PDF 302.05 K (300)] [HTML] |
| | |
| 金刚石小口径钻机及钻具的改进 |
| | 1977(2):5-7 [摘要(1287)] [PDF 161.31 K (288)] [HTML] |
| | |
| D76-1型小口径照相测斜仪 |
| | 1977(2):8-13 [摘要(1112)] [PDF 619.34 K (309)] [HTML] |
| | |
| 天然金刚石小口径钻进试验情况 |
| | 1977(2):14-16 [摘要(1003)] [PDF 189.65 K (283)] [HTML] |
| | |
| 液压泥浆泵 |
| | 广东省地质局706地质队技术革新小组 |
| | 1977(2):17-23 [摘要(1084)] [PDF 439.44 K (338)] [HTML] |
| | |
| 水文地质钻探用液压拧管机 |
| | 李吉林 |
| | 1977(2):24-27 [摘要(1071)] [PDF 460.20 K (275)] [HTML] |
| | |
| 轻型角钢钻塔 |
| | 1977(2):27-29 [摘要(1083)] [PDF 197.03 K (294)] [HTML] |
| | |
| B1型早强水泥护孔堵漏试验 |
| | 1977(2):30-38 [摘要(977)] [PDF 553.15 K (254)] [HTML] |
| | |
| 针状合金钻头试验情况 |
| | 1977(2):39-40 [摘要(1018)] [PDF 120.90 K (274)] [HTML] |
| | |
| 龙江一型弹簧吊锤简介 |
| | 1977(2):41-42 [摘要(1117)] [PDF 636.76 K (246)] [HTML] |
| | |
| 泵压缓振器 |
| | 1977(2):43 [摘要(1071)] [PDF 296.89 K (305)] [HTML] |
| | |
| 伸缩双管 |
| | 1977(2):44 [摘要(1034)] [PDF 69.82 K (285)] [HTML] |
| | |
| 金刚石钻进时的圆周线速度 |
| | 1977(2):45-46,44 [摘要(1124)] [PDF 159.90 K (323)] [HTML] |
| | |
| 柴油机使用常识讲座 第四讲 怎样维护好柴油机 |
| | 华道生 |
| | 1977(2):47-49,4 [摘要(1144)] [PDF 314.33 K (295)] [HTML] |
| | |
| 全液压凿岩机全液压凿岩机与风动凿岩机比较 |
| | 天安 |
| | 1977(2):50-55 [摘要(1255)] [PDF 940.81 K (273)] [HTML] |
| | |
