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广东平远县大柘镇黄沙村姚焕卿师傅,为村民做沼气池有10多年了。他做的沼气池质量好,深受村民欢迎。去年以来,他通过反复实践,精心钻研,终于做出了不开顶盖由水压池出料的沼气池。他采取了两改一增加的办法。两改:水压池由原来的圆形、正方形改为
Master Yao Huanqing, Huangsha Village, Dalai Town, Pingyuan County, Guangdong Province, has been making digesters for villagers for over 10 years. He made digesters good quality, welcomed by the villagers. Since last year, through repeated practice and careful study, he finally made a digester that does not open the top cover and is discharged from the hydraulic pressure tank. He adopted a two-for-one increase. Two changes: water pressure tank from the original round, square to