| 1. | Pulley for clothes hoists in pithead baths 矿井口浴室衣服升降机用滑轮 |
| 2. | Comprehensive utilization of cinders at coal mine pithead power plant 煤矿坑口电厂粉煤灰的综合利用 |
| 3. | Knotted link chain hoisting clothes in pithead baths ; unproofed , non - calibrated 洗衣房运衣服升降机的节链未验证的非校验的 |
| 4. | Comprehensive fuzzy decision adopted in alternatives evaluation in locating the pithead building 论模糊综合决策在煤矿井口位置方案比较中的应用 |
| 5. | Conditions at the village contrasted sadly with the training centre . for a start , there were no pithead baths 乡村里的条件同培训中心相比是太差了。首先,没有浴池。 |
| 6. | The computer program may assist decision - making in the way of helping decision - makers to select scientificaly the average grade of ore in pithead heap - leaching mining under a total cost 利用该经济评价模型开发的计算机软件,可以进行辅助决策,帮助决策人员科学地确定某一开发成本下坑口堆浸的矿石平均品位。 |
| 7. | The results of static evaluation show that ore mining fee is the main part and amortization of both building and equipment and major materials fee are the secondary parts in the total cost of pithead heap - leaching mining 静态评价结果表明,在坑口堆浸总成本中,矿石开采费用占了相当份额,其次是土建工程及设备设施摊销费用、原材料费用。 |
| 8. | By analyzing the technical flow of pithead heap - leaching uranium deposits of hard - rock type , the authors analyze its 14 cost items such as ore mining fee and major materials fee etc . , and set up a geological - economic evaluation model 摘要通过对硬岩型铀矿坑口堆浸法的工艺流程分析,总结出坑口堆浸成本由矿石开采费用、主要原材料费用等14项要素组成,并建立了地质经济评价模型。 |