Concrete cutter with depth setting and retention system
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资源简介：
该数据名称为Concrete cutter with depth setting and retention system，数据格式为文档，数据内容是国外林业专利，专利时间是2020年。
The name of this dataset is Concrete cutter with depth setting and retention system. The dataset is in document format. Its content consists of foreign forestry patents, with the patent year being 2020.
提供机构：
国家林业和草原科学数据中心创建时间：
2023-07-06
