对圆盘开沟器扰动土壤的作用域进行了分析，建立了圆盘开沟器的受力模型。
This paper set up a dynamic model of soil range to be moved and develops a mathematical model of disc coulter force.
对播种机构进行了改进，设计了动力驱动粉碎刀轴与圆盘开沟器组合的防堵机构。
A new anti-blockage mechanism, which combines the powered chopping and disc opener, was designed and tested.
在一年一熟玉米地中免耕播种，采用开沟器安装切草盘加轮齿式拨草轮开沟性能可靠。
The performance is reliable to adopt the dynamical type of whirling milling cutter drill opener at the no-tillage planter region…
所述螺旋型垄台清理装置安装于开沟器正前方，主要由刀轴以及焊接在刀轴上的螺旋刀组成；
The helical ridge cleaning device is arranged in front of an opener, and mainly comprises a cutter shaft and a circular knife welded on the cutter shaft;
从内容上来看主要可分为六行整体仿形小麦免耕播种机的设计与试验研究和错开式双圆盘开沟器的探索研究。
In terms of the content, the research items include designing and testing six rows no-till wheat planter with whole profile modeling and include researching an opener of stagger double discs.
针对在玉米根茬较大，田地免耕直播时锐角式开沟器易出现挂茬、堵塞等问题，提出了采用错开双圆盘开沟器的方案。
As the acute Angle styled opener often tends to hang the roots and jam during direct seeding in the corn field with big roots, we adopt a new way which USES the stagger double-disk opener.
松开沟槽连接器上的螺栓，从阀体上拆卸沟槽连接器和盖板。
Loosen bolts on groove coupler and remove groove couple and cover plate from valve body.
松开沟槽连接器上的螺栓，从阀体上拆卸沟槽连接器和盖板。
Loosen bolts on groove coupler and remove groove coupler and cover plate from valve body.
松开沟槽连接器上的螺栓，从阀体上拆卸沟槽连接器和盖板。
Loosen bolts on groove coupler and remove groove coupler and cover plate from valve body.
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