球墨铸铁模板及机铰经电脑机床加工，组成精密锁模系统；
S. G. iron mould platens and toggles after cutting by computer controlled machine, form precious clamping unit.
该装置与2bj—3型气吹式精密播种机配套，使用效果良好。
Using effect of the device is good with 2bj-3 precision drill forming a complete set.
最后，以玉米精密播种为例，对播种机的结构参数进行设计。
Finally, a practical design example was given for the construction parameters of corn planting.
定位打孔机：应用于打孔定位系统内的精密打孔机。
Register punch: Precision punching device used in a punch register system.
箱型干燥机采用电子温控制，提供精密的均匀烘干效果。
Electronic temperature control offering high degree of accuracy for consistent drying.
箱型干燥机采用电子温控制，提供精密的均匀烘干效果。
Electronic temperature control offering high degree of accuracy for consistent drying.
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