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一般不抹灰的混凝土顶板习惯作法是在顶板表面上找补水石膏腻子,再满刮2～3遍滑石粉、大白粉胶腻子,然后喷大白浆成活。其工序多达九个,不但施工期长,而且往往因腻子较厚而剥皮脱落,影响室内美观。刮腻子时,操作人员劳动强度大,增加了单方用工。多年来一些单位为解决此问题,做了许多努力。如使用杆顶刮板,移动式人工或电动机械刮抹工具,喷厚浆法,挤
The common practice of not plastering concrete roofs is to find water-supply gypsum putty on the surface of the roof, and then scrape 2 to 3 times of talcum powder, big white powder putty, and then spray large white paste to survive. The process is as many as nine, not only the construction period is long, but often due to thicker putty and peeling off, affecting the interior appearance. When the putty was scraped, the operator was labor-intensive and increased the unilateral employment. Over the years, some units have made many efforts to solve this problem. Such as the use of rod top scraper, mobile manual or electric mechanical scraping tool, spray thick slurry method, squeeze