定刀片 meaning in Chinese

cutter stator
fixed blade
ledger plate
side knife

Knife sections , ledger plates and knife backs of cutter bars for agricultural machinery
农业机械切割器的动刀片定刀片和刀杆
In this thesis , a new strip chopping anti - blocking mechanism and a new no - till planter operating well in heavy straw mulching condition are developed from the following aspects : ( 1 ) in order to solve the problem that the no - till planters can not work well when the mulched straw is long and thick , especially in the double cropping area of huabei plain where the winter wheat gives a high yield , a new strip chopping anti - blocking mechanism was developed . it consists of a group of rotary blades , a narrow tine opener , a shear bar , a hood and a deflector
在以下几个方面进行了较为深入的研究：（ 1 ）在对国内外免耕播种机防堵装置研究的基础上，针对华北一年两熟地区麦收后地表覆盖量大的特点，通过对驱动式和从动式防堵装置的对比实验，设计出一种具有高效防堵能力的带状粉碎防堵装置，该装置由组合刀片、开沟器、定刀片、罩壳和导草扳组成。