It emphatically discussed the characteristics of digging plow, digger, collecting machine and combine harvester, basing on onion pre-harvest treatments, harvesting procedure and measures.
在介绍洋葱收获前处理、过程及方式的基础上，重点阐述了挖掘犁、收获机、捡拾机、联合收获机等洋葱收获机械的特点。
It emphatically discussed the characteristics of digging plow, digger, collecting machine and combine harvester, basing on onion pre-harvest treatments, harvesting procedure and measures.
在介绍洋葱收获前处理、过程及方式的基础上，重点阐述了挖掘犁、收获机、捡拾机、联合收获机等洋葱收获机械的特点。
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