由于前、后车架铰接，和采用电操控变速器及前轮为链条及链轮传动，所以该汽车可以折叠；
It adopts the hinged front and back frames, electric operation and control speed changer and the chain-driven and chain gear-driven wheels, therefore it can be folded;
烘干部分：(干燥机)由输送辊、减速机、托辊链条、链轮、主风道、回风道、排气系统及分配器组成。
Drying part: drier including conveyor roller reduction drive roller chain wheel main wind channel circle wind channel exhaust and distributor.
深度调节机构由手柄、链轮及链条组成，通过改变机架的高度实现松土深度的调节。
The deep device is composed of the handle, the chain wheel and the chain link, realized by changing altitude of rack.
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