一、主池盖一次浇筑不粉刷沼气池主池盖浇筑粉刷不好,很容易漏气,但是漏气重新粉刷易脱壳。我在国外建池实践中摸索一套浇筑主池盖一次成功后不再粉刷的经验。其方法:用主池口面模反放平整,下口填10厘米湿砂,在砂上面垫一层塑料薄膜,然后把两个提环插进砂里,再放井字架钢筋。在塑料薄膜上粉一层15毫米厚1比2的水泥砂浆,同时在提环四个点上散 First, the main pool cover a pouring not brushing digesters The main pool cover pouring paint is not good, it is easy to leak, but the leak to repaint easily shelling. I practice in foreign countries to build a pond to find a successful pouring the main pool is no longer a painting experience. The method: with the main pool mouth flat anti-flat, the next mouth to fill 10 cm wet sand, a layer of plastic film in the sand pad, and then put two rings into the sand, and then put the word frame reinforcement. In the plastic film on the powder layer of 15 mm thick 1 to 2 cement mortar at the same time in the mention ring four points scattered