The depressions are filled with soil and sand which raises water by capillary attraction. The edges of the plates are alternately provided with headed members (17) and slots (18) for locking the plates (5) to each other. The lower ends of the depressions are supported on the bottom of ...
all of which are widely used in the municipal and industrial wastewater treatment plants. A complete testing system is a strong guarantee for GSD product development. GSD has built its own Turbo Blower Testing line, Pump Performance Testing Center, Deep-water Aeration Testing Center, 3D Printer Ro...
all of which are widely used in the municipal and industrial wastewater treatment plants. A complete testing system is a strong guarantee for GSD product development. GSD has built its own Turbo Blower Testing line, Pump Performance Testing Center, Deep-water Aeration Testing Center, 3D Printer Ro...
The jet pipe discharges in a fixed bed of the reactor so that a water-air mixture is directed in and/or below the fixed bed. The jet pipe comprises a guiding device at its free end. An independent claim is included for a procedure for aerating liquid media in purification plants and ...
SOLUTION: The operation control method for the aeration apparatus comprises an aerobic treatment and anaerobic treatment carried out alternately in a time series by continuously agitating and intermittently aerating the waste water in an ... 曽我部 哲,吉田 俊,加藤 薫,... 被引量: 0发表: 2013年...
attached to a garden hose until the seeds germinate. It's best to water lightly two or three times a day rather than applying one heavier watering. The water should penetrate at least 1 inch. As the plants sprout roots, water less frequently but allow the water to soak farther into the ...
3. If you are aerating a lawn during late spring or summer when the grass is directing most of its energy towards top growth, it will be forced to switch back to root growth to repair the roots that have been cut. This is very bad for the plants. ...
I spent fifteen days helping my grandparents doing farm work in the countryside, where I saw mountains and fields covered with green plants. Sometimes I went swimming in the river to the west of the village, which the water was quite clear. 我的去年夏天假期是最令人愉快的。 我在乡下度过了...
which conduit provides ambient air access to the planting medium along the length of the conduit when the IARP inserted in the planting medium and thereby promotes enhanced aeration of and uniform distribution of water in the planting medium from the surface of the planting medium to the bottom ...
To greater tolerances in air supply lines (1) to compensate for its outer diameter with respect, according to the invention, the fastening elements (8) - in the direction of the air supply line (1) seen - a wavy or zigzag shaped in such a way that their located on the inside ...