求翻译：白庙矿二1-21022工作面范围内由于历史开采原因，存在大面积老空区，老空区情况不清，老空水条件复杂，治理难度大，对该工作面生产形成很大威胁。本文分析了老空水害情况，针对不同地点、不同情况分别制定了“有掘必探”、“短探短采”、机巷施工长钻场探放和采面中间做探水巷等措施，对采面内部老空水进行了有效治理。是什么意思？

The Baimiao mine with two 1-21022 face range due to historical mining, there is a large area of ​​old empty area, gob areas the situation is unclear, old empty water conditions is complex, difficult governance under great threat, the Face. This paper analyzes the old empty water damage, different lo

White temple quarry 21 - 21,022 range surface mining because of the historical reasons, there is a large old empty area, the old empty area is not clear, the old empty water conditions, it is very difficult, the governance of the running surface production creates a large threat. This paper analyzes

Bai Miaokuang in two 1-21022 working surface scopes as a result of the historical mining reason, has the big area old depletion region, the old depletion region situation is unclear, worked out or abandoned area at bottom of minesh

1-21022 face of the second range for historical mining in baimiao mine cause, there is large area of goaf, goaf is unclear, complex goaf water conditions, treatment is difficult, the production puts a lot of threats in the face. This paper analyzes the old empty water, for different locations, diffe