Its system consists of two silos filled with a pulverised rock such as gravel.
该系统由两个筒仓构成，每个筒仓装满磨碎的岩石，例如砂砾。
Expatiating the concept of system identification of rock.
阐述了岩体系统辨识的概念。
This article studies the auto_position system of rock drilling arm.
就凿岩钻臂的自动定位系统进行了研究。
Comets are conglomerations of ice, dust and rock from the early solar system.
彗星是早期太阳系中冰、灰尘和岩石的聚合物。
Therefore this system is a effective means for developing a hydraulic rock drill.
因此该系统是研制液压凿岩机的重要辅助手段。
Therefore this system is a effective means for developing a hydraulic rock drill.
因此该系统是研制液压凿岩机的重要辅助手段。
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