词汇	systematical environment
释义	systematical environment 制度环境
随便看	mining truck mining trucks mining tunnel mining tunnelling method mining under building mining under buildings mining under coal wedge mining under high pressure mining under multi-villages mining under pillar mining under pressure mining under railway mining under railway bridge mining under reservoir mining under river mining under safe waterpressure of aquifer mining under safe water pressure of aquifer mining under the building mining under the skylight mining under viilage mining under village mining under villages mining under water mining under water bady mining under water bodies