基本解释

• [地球科学]卷筒提升机

英汉例句

双语例句

• It is the first to use the tilt helical vane to design the drum of the coal_winning machine, which breaks through the traditional drum design ways of the coal_winning machine.
  打破了传统的采用正螺旋叶片设计滚筒，。首次采用倾斜螺旋叶片设计滚筒。

专业释义

地球科学

• 卷筒提升机