The paper introduced WJD-0.4 miniature electric scraper about its design and manufacturing process, especially narrated properties parameters, structure characteristic and improvement to design.

介绍了WJD-0.4微型电动铲运机的设计与制造工艺，主要介绍了该铲运机的性能参数、结构特点及设计改进措施。

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I've put up with the neighbor who hired a couple of guys to remove paint from his house with an electric scraper and then disappeared for the weekend, the neighbor who uses a leaf blower at 10 at night, the neighbor who whacks weeds on Father's Day, the most immoral act known to man.

WSJ: Joe Queenan on the Sound of One Neighbor Misbehaving | Moving Targets