香港猥琐摄影师KK系列自制炮架后入国模安可 感觉不够过瘾捆绑继续各种姿势调教啪啪啪超清珍藏版,护士张开腿让男人桶爽的视频

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          同層排水的優點Merits of same floor drainage

          房屋產權的清晰化;
          檢修時不干擾樓下層住戶;
          樓板沒有預留孔,對結構破壞較??;
          選用管材為高密度聚乙烯PE100,管道連接可靠, 檢修機率很低;
          由于隱蔽式水箱的獨立設計,其上水及出水的噪音 很低; 
          采用隱蔽式水箱后,可方便裝修,會給衛生間整體 上帶來舒適感。
          衛生間無死角、衛生環境可以得到很大提高。

          Clear housing property;
          Overhaul does not disturb residents on lower floors;
          No reserved holes on floorslabs and less damage to structure;
          The pipe material adopted is high-density polyethylene PE100, the pipelines are connected reliably, and the overhauling probability is very low;
          Thanks to independent design of concealed water tanks, noise of feedwater and outlet water is very low; 
          Adoption of concealed water tanks is convenient for maintenance and can bring integral comfortable feeling for toilets.
          There are no dead spaces in toilets, and sanitary environment can be improved remarkably.




          香港猥琐摄影师KK系列自制炮架后入国模安可 感觉不够过瘾捆绑继续各种姿势调教啪啪啪超清珍藏版,护士张开腿让男人桶爽的视频