level pillar 中文意思是什麼

level pillar 解釋
水平礦柱
  • level : n 1 水平儀，水準儀；水準測量。2 水平線，水平面；水平狀態；平面，平地。3 水平，水準；水位；標準；...
  • pillar : n 1 柱；紀念柱；（柱）墩，柱腳；【礦物】（礦井中硬炭層或巖石形成的）礦柱，煤柱。2 柱狀物〈水柱，...
  1. Application of non - pillar combined level mining in soft fractured ore body

    無底柱並段開採在松軟破碎礦體中的應用
  2. Technology of mining without pillar for level entry in much thicker inclined coal seam

    淺談特厚易燃煤層水平布置巷道無煤柱開采技術
  3. The southernmost peak, rising 5, 596 meters above sea level, is also known as the " jade pillar that props up the sky.

    最南端的主峰扇子陡，海拔5596米，被譽為「玉柱擎夭」 。
  4. When a fire glowed, banks of smoke, blown level along the ground, would themselves become illuminated to an opaque lustre, screening the workpeople from one another ; and the meaning of the pillar of a cloud, which was a wall by day and a light by night, could be understood

    火光亮起來的時候，大團大團的濃煙被風吹得貼地滾動，在火光的映照下變成了半透明的發光體，把幹活的人相互遮擋起來這時候，白天是墻晚上是光的「雲柱」的意思，就可以領會了。
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