plow steel

基本解释

He was the first man to stick the cold steel point of a turning plow into the virgin soil.
他是头一个把冰冷刚硬的犁尖耕进这块处女地的人。
The relationship between property of soil adhesion and surface potential of plow steel was studied.
该文研究了犁壁用钢土壤粘附特性与其表面电位的关系。
The method often uses a steel plow, or rotation drum, which is pulled mechanically back and forth across a face of coal that is usually several hundred feet long.
这种方法经常沿作业面来回拖曳钢犁或滚筒，作业宽度通常达数百尺（约100米）。