However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持续大规模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一裂准则，最终形成了诱导条件下节理岩体持续规模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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,切割拉槽至重要,而目前无底柱采矿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。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩大规模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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,方法在对矿上盘回采过程中损失贫化较大。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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,切拉槽至重要,而目前无底柱采矿多采用垂直切天井与切平巷并配以中深孔联合拉槽的切法,但该法在对矿体上盘回采过程中损失贫化较。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持续大规模自然崩落判据。

There's danger from falling rocks.

这里有崩落的危险。

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,切割拉槽至重要,而目前无底柱采矿大多采用垂直切割天井与切割平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。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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,切拉槽至重要,而目前无底柱采矿多采用垂直切天井与切平巷并配以中深孔联合拉槽的切法,但该法在对矿体上盘回采过程中损失贫化较。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持续大规模自然崩判据。

There's danger from falling rocks.

这里有石块儿崩险。

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.

以无底柱为代表崩采矿法中,拉槽至重要,而目前无底柱采矿大多采用垂直天井平巷并配以中深孔联合拉槽方法,但该方法在对矿体上盘回采过程中损失贫化较大。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持续大规模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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,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。

However, the caving maybe happen because of too large transmogrification and rheologic fracture to high crustal stres.

统一流变断裂准则，最终形成了诱导条件下节理岩体持续大规模自然崩落判据。

There's danger from falling rocks.

这里有石块儿崩落的危险。

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.

以无代表的崩落采矿法中,割拉槽至重要,而目前无采矿大多采用割天井与割平巷并配以中深孔联合拉槽的割方法,但该方法在对矿体上盘回采过程中损失贫化较大。