A kind of device for city road cleaning and sweeping machine with common bicycle is studied.
研制出一种能与普通自行车配套工作的城市道路保洁清扫装置，用于城市道路的保洁工作。
The production of the main products are: closed type sweeping machine, driving type sweeping machine, polishing and waxing lines run, dust collection design, production and installation.
所生产制造主要产品有：封闭式扫地机、驾驶式扫地机，兼营抛光打蜡线上、除尘设计、生产安装等。
He balances the two ton machine on one foot while sweeping the arms in strong, graceful arcs.
他用一只脚平衡着两吨重的机器，手臂用力而又优雅地挥舞着。
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