“病态”沼气池的修复技术在我国农村家用沼气池中，有相当一部分沼气由于漏水、漏气，不能使用，这类沼气池称为“病态”沼气池。这类“病态”沼气池大都采用水泥砂浆常规密封技术，由于水泥砂石结构孔隙多、易腐蚀，加之施工中的粗制滥造所导致这类“病态”沼气池一般每... “Morphology” digester repair technology In our country rural household biogas digesters, a considerable portion of biogas due to leakage, leakage, can not be used, such digesters known as “sick” digesters. Most of these “morbid” biogas digesters use conventional sealing techniques of cement mortar. Due to the porous structure of cement sandstone and the easy corrosion, combined with the construction of crude junk, these “sick” digesters are generally ...