Automatic swimming pool water level regulator unit.LAVEL MARIE BARNARD DE CHAUMONTBOTES KAVERNE FREDERICK THEODORE
11.regulator 调节器 12.mouth piece 吸嘴 13.tropical fish 热带鱼 14.air tank 空气桶 15.underwater camera 水下摄像机 16.coral 珊瑚 17.booties 潜水靴 18.boat 船 19.glove 潜水手套 20.flashlight 手电筒 30.工具箱 1.screws 螺丝 2.tape measure 卷尺 3.screwdriver 螺丝刀 4.bolts 螺栓 5.saw ...
deep end: The part of a swimming pool where the water is deepest, often used for diving. shallow end: The part of a swimming pool where the water is shallowest, suitable for beginners. cramp: A sudden, involuntary muscle contraction, often occurr...
游泳池水质处理(Swimming pool water treatment).doc,游泳池水质处理(Swimming pool water treatment) The swimming pool is a public place and its water quality is affected by many aspects. The main antiseptic drugs used in China are liquid chlorine, bleach
The swimming pool water cleaning system has filter, preliminary filter motor driven pump and electrical switching system. The latter is connected to control instruments esp. to water level regulator and to fresh water supply. The arrangement has automatically operated compensation vessel accommodating the...
water: The liquid substance that makes up swimming pools and natural bodies where swimming takes place. lane: A designated path in a swimming pool marked by ropes to separate swimmers during competitions or practice. lane rope: The rope that separates lanes in a swimming pool, often with floats...
Round swimming pool thermometer spa & pool thermometer floating thermometer outdoor, You can get more details about Round swimming pool thermometer spa & pool thermometer floating thermometer outdoor from mobile site on Alibaba.com
* Dewatering * Tank liquid level * Groundwater monitoring * Liquid level monitoring Range: 0-1 ... 50MPA Signal output: 4-20MA or 0.5-4.5V (three-wire) Accuracy: 0.5% FS Non-linear: ≤0.5FS% Hysteresis and repetition: ≤ 0.2FS% Ze...
I was literally way over my head in the deep deep end of the Earth’s swimming pool. Suspended in blue space. And alone. I’ve often been alone and crave solitude. But, this wasn’t like that. More lonely than I think I have ever felt. I felt very small. In a place that was...
However, starting your scuba diving experience in shallow water or a swimming pool can help. Being able to stand up when needed can significantly ease both the fear of water and the fear of diving. Learn to Swim Aussie Divers Phuket Learning to Swim There’s an old saying: “You get ...