oxygen in water 中文意思是什麼

oxygen in water 解釋
水中溶解氧
  • oxygen : n. 【化學】氧，氧氣。
  • in : adv 1 朝里，向內，在內。 A coat with a furry side in有皮裡子的外衣。 Come in please 請進來。 The ...
  • water : n 1 水；雨水；露；〈常作 pl 〉 礦泉，溫泉；藥水。2 〈常 pl 〉水體；水域；水道；海；湖；河；海域；...
  1. The design of system determining and controlling dissolved oxygen of water in aquiculture

    漁業養殖水中溶解氧的測控系統研製
  2. Rapidly increasing oxygen in water, driving water circulation in pond, and efficiently handling hypoxia in fish, prawn and eel, it is a necessary tool of increasing oxygen for aquiculture

    1迅速增加水中氧氣，推動池中水循環，有效快速解決魚蝦鰻等浮頭現象，是水產養殖的必要增氧工具。
  3. Deferrizers and demaganizers are series of products designed by our company for underground water with comparatively high iron and managanese content according to aerating oxidation priciple. in these prducts, packed natural manganese sand in filter is applied as filtering materials, and oxygen in air is applied as oxidants, to make ferrous iron in water oxidized into ferric iron, in a same time, oxidation reaction makes its produced its produced substances left in filtering materials for purposes of deferrization and deman - ganization

    除鐵錳裝置是我公司針對鐵、錳較高的地下水，按曝氣氧化法的原理而設計的系列產品，它是利用過濾器內裝填城然錳砂為濾料，利用空氣中的氧化劑，使水中的二價鐵，同時發生氧化反應使其物進截留在濾料中，從而達到除，除錳的目的。
  4. Before the farms had mechanical pumps, by dawn each day the dissolved oxygen in the pond water would be so depleted that the milkfish might easily suffocate. the fish farmers slept in the shelters, and as soon as they heard the fish coming up to the surface and trying to breathe air, they immediately agitated the water to aerate it

    早期養殖虱目魚，由於沒有機械幫浦，每到清晨，漁瘟水中的溶氧量已經非常稀薄，使得虱目魚容易因氧氣不足致死，此時住在桶間寮的漁民，聽到虱目魚因氧氣不足浮上水面呼吸的聲音，就會立刻為虱目魚注入氧氣。
  5. Using fuzzy comprehensive judgment, the content of oxygen, hypermanganate and ammonia nitrogen in water are analysed in the paper, then a model of water quality assessment is gained

    摘要文章對問題深入分析，採用模糊綜合評判方法，對水中溶解氧，高錳酸盆和氨氮含量進行分析，得到對水質綜合評價的數學模型。
  6. With stable and reliable operation, compact structure, and strong air breathing ability, it enables to enhance the stocking density for fish and prawn, flow water by stir to increase the dissolved oxygen concentration in water, and make even water temperature to improve water quality, which is an idle equipment for high - yielding aquaculture

    具有工作平穩，運行可靠，結構緊湊，充氣能力強，提高魚蝦放養密度，攪拌水體流動，增加水中溶氧含量，能使水溫均勻達到改善水質的目的，是實現高產養殖的理想設備。
  7. In october, the united nations environment program declared the yangtze and pearl river estuaries dead zones. the water doesn ' t have enough oxygen in it to support fish

    去年十月，聯合國環境署宣布揚子江及珠江入海口為死水區。這兩處地區水的含氧量不足以維持魚類的生存。
  8. From the research results, we can see that the initial reason, which leads to the degradation of xuanwu lake ecosystem, is pollution. pollution makes the water and sediments hypertrphiation, increases the opacity of water, and decreases the oxygen in water, so the wetland higher plant communities decrease or disappear. the wetland ecosystem loses the balance, while the biodiversity also decreases

    研究結果表明，引起玄武湖濕地生態系統功能退化的初始原因是嚴重的環境污染問題，污染加劇了水體及沉積物中的營養鹽含量，增加了水體的渾濁度，降低了水體中的氧含量，從而導致濕地高等植物群落減少乃至消失，盡而引起濕地生物多樣性下降、生態系統失去平衡。
  9. Standard test methods for dissolved oxygen in water

    水中溶解氧的標準試驗方法
  10. Study of field rapid determination method of dissolved oxygen in water

    水中溶解氧現場快速測定方法研究
  11. Method for determination of dissolved oxygen in water : electrochemical probe method

    水中溶解氧的測定方法.電化學探測法
  12. Electrochemical removal of dissolved oxygen in water with three - dimensional electrode

    三維電極電化學去除水中溶解氧的研究
  13. On - line monitoring of dissolved oxygen in water by a fiber - optic chemical sensor based on fluorescence quenching

    基於熒光猝滅原理的光纖化學傳感器在線監測水中溶解氧
  14. Expression of performance of electrochemical analyzers ; part 4 : dissolved oxygen in water measured by membrane covered amperometric sensors

    電化學分析儀性能的表示法.第4部分:用包有薄膜的電流傳感測量的水中溶解氧
  15. The optode shows a satisfactory linear response for the dissolved oxygen in water ( r = 0. 9992, n = 6 ) the relative standard deviations were 1. 7 % 5. 0 %, the detection limit was 0. 03 11 g / ml ( sfn = 3 ). the exposure time and recovery time of the optode membrane are 30s and 90s respectively. the reversibility of the fluorescence signal was evaluated by alternate measurements in oxygen saturated water and nitrogen - purged water

    7 5刀之間，最低檢出限為0刀3pg il ；考察了標準海水中主要離子濃度放大1倍后的樣品溶液、鹽度在0 49范圍內的人工海水，以及ph在l 13范圍內的緩沖溶液等干擾因素的對膜響應的影響，結果無顯著性干擾；將本法與國標法相比較，驗證了方法的可用性，最終用於在線監測海水中的溶解氧。
  16. Expression of performance of electrochemical analyzers - part 4 : dissolved oxygen in water measured by membrane covered amperometric sensors iec 60746 - 4 : 1992

    電化學分析儀性能表示方法.第4部分:用包有薄膜的電流
  17. ( 2 ) after ozone was decomposed the result was oxygen, ozonation not only could n ' t engender secondary pollution, but also could increase the dissolved oxygen in water and it was beneficial to biological treatment

    （ 2 ）臭氧分解后的產物是氧氣，利用臭氧化不僅不會對水質造成二次污染，而且還可以提高水中的溶解氧，有利於生物處理。
  18. Lower levels of oxygen in water could lead to a higher ratio of male fish which might threaten certain fish species with extinction, according to a study result announced wednesday by the city university of hong kong

    周三，香港城市大學的一份研究表明，水中的低氧環境會使雄魚數量過多，可能會導致某些種類的魚消失滅亡。
  19. Standard test methods for low - level dissolved oxygen in water

    水中低水平溶解氧的標準試驗方法
  20. Standard test method for on - line measurement of low - level dissolved oxygen in water

    水中低水平溶解氧在線測量的標準試驗方法
分享友人
分享到 Line

分享到臉書