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为了贯彻执行科学技术为国民经济服务的方针,北京地区举办了第二届科技成果交流交易会。展出了近年来的科研成果和先进实用技术2000项。这里选登的仅是有关建筑工程方面的一小部分项目。楼房厕所返水弯处尿垢往往堵塞严重,粪便冲不下去,脏水四处流,直接影响居民的生活环境。为解决这个问题,北京市房修一公司研制成功“蹲坑除尿碱器”。这套机具构造简单,制造容易,用220伏13毫米电钻电动机为动力,带动软轴,传至钻头。机具重量轻、
In order to implement the policy of serving science and technology as a national economy, the second session of the scientific and technological achievements exchange fair was held in Beijing. It has exhibited 2,000 research achievements and advanced practical technologies in recent years. Selected here is only a small part of the project related to construction. Urinals in the toilet return traps of buildings are often seriously clogged, fecal matter cannot be washed, and dirty water flows around, directly affecting the living environment of residents. In order to solve this problem, the Beijing Fangxiu Company successfully developed the “Hole pit urine remover”. This machine is simple in construction and easy to manufacture. It is powered by a 220-volt 13-mm drill motor, which drives the shaft and transmits it to the drill bit. The machine is light in weight,