Wipe the surface very thick, use high-grade cement mortar, high strength, this is wrong.
面层抹得很厚，用上高标号水泥，高强度砂浆，这就错了。
Using a cloth, wipe clean all excess cement from the exterior juncture of the pipe and fitting.
用一块布，将管道和管件连接部位外部所有过量的粘固剂擦干净。
Using a cloth, wipe clean all excess cement from the exterior juncture of the pipe and fitting.
用一块布，将管道和管件连接部位外部所有过量的粘固剂擦干净。
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