深松机模态试验研究
Modal Experiment about Subsoiler
振动深松机的研究设计
Research and Design of Vibrating Subsoiler
机械化深松技术
mechanizable deep digging technology
留茬深松
high stubble mulching and subsoiling
全方位深松
Sub soiling in all directions
全方位深松部件
working parts of bulk subsoiler
全方位深松技术
All-dimension pan busting technology