The detector is fastened to any point of the swimming-pool by a cord at this bore. As the algae begins to form in the water they are first deposited on the special rubber before clouding is noticeable.TYBUSSEK,PETER,ING.
Inflatable Floating Swimming Bed Float Swimming Pool Floats For Adults $8.20 - $8.85 Min. order: 50 pieces Easy Return Popular Inflatable Pool Float Chair Floating Pool Lounge Float Chair with Backrest & Cup Holder For Adult $3.70 - $4.25 ...
5. Wave making function: the powerful wave making ability greatly improves the contact area between water and air, and increases the oxygen load of the whole water through aeration, air contact, algae photosynthesis, ultraviolet radiation and other ways, improving water quali...
Learning environment: find a swimming pool or reservoir and put on a life jacket, which can easily pull waterbirds to the shore when they fall into the water during study. Recommended environment: 1) water depth above 1.6 meters. 2) water surface anhydrous algae. ...
SHENGHE Aquatic Weed Harvester can used in collect,transport,discharge water hyacinth,reed,algae and garbage in the water lake pool reservoir so on SHENGHE operation system use full hydraulic automatic centralized control, this can make the equipment sail and go forward and back...
1.SHENGHE Aquatic Weed Harvester can used in collect,transport,discharge water hyacinth,reed,algae and garbage in the water lake pool reservoir so on 2.SHENGHE operation system use full hydraulic automatic centralized control, this can make the equipment sail and go...
Seaweed sucker vacuums up invasive reef algae The article describes the development and specifications of the SuperSucker, a modified version of a machine designed for gold dredging, developed by a tea... None - 《New Scientist》 被引量: 0发表: 2008年 ...
The algae detector is used to detect the formation of algae in swimming pool water. It is essential to keep the water of swimming-pools free of algae which... TPI Grad 被引量: 2发表: 1978年 Experimental investigation on the floating of rubber particles of crumb rubber concrete Crumb rubber...
The Situation and relation of mycrophyte,zooplanktonand fish in the ecological restoration of a tropical shallow lake in a city; 热带城市湖泊生态恢复中水生植被、浮游动物和鱼类的关系研究 3. Effect ofzooplanktonon removing algae in bio-manipulation; ...
1.SHENGHE Aquatic Weed Harvester can used in collect,transport,discharge water hyacinth,reed,algae and garbage in the water lake pool reservoir so on 2.SHENGHE operation system use full hydraulic automatic centralized control, this can make the equipment sail and go...