性一交一乱一伦在线播放,日韩毛片免费无码无毒视频观看,日本japanesexxxx少妇,久久婷婷色香五月综合缴缴情

Name: Peripheral drive sludge scraper

Details

  The peripheral transmission scraping suction machine is generally used for the radial flow sedimentation tank of the sewage treatment project. The secondary sedimentation tank is particularly widely used for the scraping and arranging of the bottom sludge of the secondary sedimentation tank. The shape of the pool generally uses the center water inlet and the surrounding water. Pumping and draining mud. The bottom of the pool can be flat bottomed. The scum, floating foam and the like on the water surface can be scraped by the scum scraping device to the outside of the pool, the slag pit or the slag bucket.

  The machine is mainly composed of main beam (truss or folding beam), overflow weir, transmission device, steady flow tube, suction device, mud discharge tank, scraper, dross collecting and discharging facilities and power transmission device.