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- Since the method causes serious depletion of ore during mining of upper plate,the inclined cutting raise heading together with inclined medium or deep hole kerve is suggested. 以无底柱为代表的崩落采矿法中,切割拉槽至关重要,而目前无底柱采矿大多采用垂直切割天井与切割平巷并配以中深孔联合拉槽的切割方法,但该方法在对矿体上盘回采过程中损失贫化较大。
- inclined medium or deep hole 联合拉槽
- medium - length or deep hole blasting 中深孔爆破
- While drilling big or deep holes, you should pull out drills regularly in order to take out scraps, do not intend to bore holes at once. 当钻大的或深的孔时,要定时的退出钻头以带出碎屑,不要总是希望一次性的钻成。
- Of medium or average quantity or extent. 中等的中等的或一般的数量或范围的
- A marked change in topography such as a fault or deep valley. 断层地形上的显著变化,如断层,深谷
- A deep hole or shaft sunk into the earth to obtain water, oil, gas, or brine. 井陷入土地中,用来取水、油、气或咸水的深孔或竖井
- Do you prefer your steak rare, medium or well done? 您喜欢牛排生一点,中等程度还是老一点?
- They first dug a deep hole in the ground. 他们先在地上挖了一个深洞。
- A deep hole or shaft sunk into the earth to obtain water,oil,gas,or brine. 井陷入土地中,用来取水、油、气或咸水的深孔或竖井
- Would you like it rare,medium or well-done? 您想要嫩些、适中还是老些?
- He dug a deep hole in the garden. 他在花园里挖了个深坑。
- Would you like your steak rare,medium or well-done? 您喜欢牛排做得生一点儿,中等程度还是老一点儿?
- A moderate, light, or brilliant violet to moderate or deep reddish purple. 淡紫红色轻淡、适度或明亮的紫罗兰色,适度或深红紫色
- WISDOM DEEP HOLE DRILLING MACHINE CO., LTD. 慧能深孔机械有限公司。
- Do you like your steak well-done,or medium or rare? 您喜欢牛排老一点,适中还是嫩一点?
- Keep the jeep in the depth of a deep hole. 把吉普车保存在一深洞的深处。
- Set the security level to Medium or Low. 将安全级设置为“中”或“低”。
- DEEP HOLE DRILLING TECHNOLOGY LTD. 北京哈镘深孔技术有限公司。
- Would you like it rare, medium or well-done? 要嫩些、适中党政军民学是老些?