基本解释

• [经济学]重型矿山机械

英汉例句

双语例句

• Used for the lubrication of heavy duty gear and bearing of rolling machinery, mining machinery, cranes, it is also used upon shock loading components.
  用于轧钢机械、矿山机械、重型起重机等重负荷齿轮和轴承的润滑，并能用于有冲击负荷的部件。
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• The hydraulic hinged joint steering system now finds wide use in front—loading machinery, heavy truck and self—propelled mining and engineering vehicles.
  目前，在前端式装载机、大型车辆及其它自行式矿山和工程机械上广泛地采用了液压传动的铰接转向方式。
• The requirement of consistant flow for steering can be better met with variable displacement vane pump as the steering oil pump of heavy engineering machinery of mining equipment instead of gear pump.
  用变量叶片京代替齿轮泵作重型工程机械和矿山机械的转向油泵，能较好地满足平稳转向的稳流要求。

专业释义

经济学

• 重型矿山机械