low water discharge 中文意思是什麼
low water discharge
解釋
低流量-
The water current flows over the top of the dentoid baffle to the hydraulic jump as additional momentum. while it is cooperated with a stilling basin, the flowing condition emerged in the basin may be improved greatly and the length and downstream water depth required by the basin can be decreased to a great extent. such an appliance may be also used to solve the problems of insufficiently dissipating water flow energy and aerating flow, which are often faced with those hydraulic engineering constraction as acted by high waterhead, great specific discharge and low froude number
本文通過齒墩頂部的擴散水舌所形成的附加射流，從上部射入水躍，即可改善消力池內的水流流態，又可降低第二共軛水深，減小水躍長度，增進水躍消能效果，同時還能解決大單寬、低佛勞德數條件下摻氣和消能不足的問題，試驗證實它是一種安全、經濟的消能工。 -
For the low water head water control project at a branching channel, its flood discharge capacity is related not only with the total discharge width but also with the discharge width ratio of the two branches
摘要位於分汊河段的低水頭樞紐，其泄洪能力不僅與樞紐的總泄流寬度有關，而且與兩汊泄流寬度之比有關。 -
It is found, through further study on the water temperature distribution in the high flow year, the low flow year and the cold year, that the influences of discharge and weather are limited on the water tem
又就豐水年、枯水年和低氣溫年的水溫分佈作的進一步研究發現，水量和氣象條件對大型深水溫結構影響有限，其水溫結構具有較強的穩定性。 -
It will change the hydraulic conditions of the river, such as widening the water surface, decreasing water - flow velocity and purification capacity of water body in reservoir area meanwhile, many problem will be encountered, such as a large quantities of pollution in cities and towns, harmful matters in pesticide and fertilizer in reservoir area, poisonous pollutants in rainfall, accidental discharge of municipal wastewater or industrial sewage, limits of low economic level and urbanization etc.
該水域的水力學條件發生變化，水流速度減緩，岸邊污染帶加寬，水體的環境容量降低；三峽庫區城鎮污水處理廠和廠礦的有害廢水處理設施不可避免地會發生事故排放；成庫期內庫區城鎮污水的治理很難達到水質要求，以及三峽庫區目前較低的經濟和城鎮化水平制約，庫區城鎮供水面臨的水環境問題日漸突出。 -
Using the theory of environment isotope and deuterium excess ( d - excess ) parameter, we found the cause of formation of spring ground water in mianzhu area, including the water origin and transportation process and recharge and discharge relationship of various water bodies and hydrogeologic units ; 2. the type of terrestrial heat system is low - medium temperature system of convective type ; 3. this paper valued the si well ( including the scale of geothermal water, exploitation potential and evaluation of medical treatment mineral water ) ; 4
論文以同位素地球化學和水文地球化學的理論、技術為基礎，結合綿竹三箭水s _ 1井及其鄰區溫泉地下水形成的區域地質構造背景、地層巖石組合特徵及主要水文地質條件，剖析了研究區內可能存在地熱溫泉水的「儲、蓋、通、源」基本條件，對該區各水體的氫、氧同位素、氘過量參數、氚含量以及水化學分析資料進行了系統地研究，取得了以下成果。 -
Reverse osmosis is in a salt water such as raw water than natural infiltration to exert greater pressure on the pressure and make the water from the high concentration side infiltrate low concentrations party to the original edema water pressure to the membrane elements on the other side into pure water and raw water minor impurities, colloid, organic matter, heavy metals, bacteria, viruses and other harmful substances and are all retained from the sewage discharge into export
反滲透就是在有鹽份的水中如原水施加比自然滲透壓力更大的壓力，使水由濃度高的一方滲透到濃度低的一方，把原水腫的水分子壓到膜的另一邊變成純凈水，而原水中的細微雜質膠體有機物重金屬細菌病毒及其他有害物質都統統截留下來並經污水出口排放掉。由於反滲透膜的孔徑僅0 . 0001 -
Based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers
結合魚劍口電站壩下消能防沖試驗研究成果，對低壩樞紐寬尾墩的水流特點、摻氣特性、寬尾墩對大壩泄流能力和壩面壓力的影響以及寬尾墩的消能效果等問題進行了初步探討，提出了合理地使用寬尾墩結合輔助消能設施可有效地解決壩下覆蓋層深，地質條件差，抗沖能力弱的低壩樞紐的消能防沖問題，從而為具有低水頭，大單寬流量，低佛氏數特點的低壩樞紐泄洪消能開辟了一條新途徑，可供有關低壩樞紐設計與試驗工作者借鑒與參考 -
This series of pumps are especially suitable for water supply and discharge in high and low residence constructions, hospitals, hotels, department stores and office buildings, water for fire control, distant distance transportation, as well as water supply in production process
該系列泵特別適用於高低層建築的住宅、醫院、旅館、百貨大樓、辦公大樓等的給排水及消防用水、遠距離輸送及生產工藝循環中用水等。 -
Discharge - sand gate offers double disk cooling system creditable condition for low temperature ; when sand temperature is very high, it can change the way of discharge - sand gate into intermittent type : put rating sand to double disk and spray water for falling temperature until temperature falls designed range ; open the discharge - sand gate and discharge sand ; and then takes anther cycle ; this type has good effect after real testing, which is the effective way for exerting cooling function of double disk
卸砂門這種控制方式給雙盤冷卻系統的可靠降溫提供了條件，當型砂溫度較高時可將卸砂門改成間歇式的，先將雙盤內加入給定的砂量，噴水后直到溫度降到給定的范圍后，卸砂門打開將砂子卸出，然後進行下一循環，這一方式經實際運行驗證效果良好，是充分發揮雙盤冷卻作用的有效途徑。 -
Water delivery has been run over 30 years. the main canal has the problem that the actual conveying capacity is very low now and the conveying capacity of the east - one main canal i only half of the design value, this lead to guaranteed real - time efficiency of the irrigation of the farmland recede greatly. the downstream has no water and crops were drought to death have been seen more times in the irrigation period, this lead to the contradictory between the upstream and downstream on water usage, moreover, the lower discharge capacity of the dry canal in irrigation period is the main cause of the actual irrigated area is only half of the design value
經過三十年的輸水運行，目前乾渠工程存在嚴重的輸水能力低問題，其中東一乾渠輸水能力只能達到原設計的1 2 ，使農田的適時灌溉保證率大大降低，多次發生灌溉期下游見不到水而旱死莊稼的情況，造成上下游用水矛盾突出，而且灌溉期乾渠過流能力偏小，是導致實際灌溉面積僅為設計值的1 3的重要原因。 -
Any discharge of waste water containing low - level radioactive matter into the sea, when really necessary, shall be carried out in strict compliance with the state provisions and standards concerning radioactive protection
含弱放射性物質的廢水，確需向海域排放的，必須執行國家放射防護的規定和標準。 -
The check calculation and tests for the water supply system showed that its main reason is large in the resistance of pipelines and low in the discharge and pressure of pump
通過對供水系統的校核計算和測試表明，主要是管網阻力大，水泵流量和壓力偏小所致。 -
This series of pumps are especially suitable for the water supply and discharge in high and low residence constructions, hospitals, hotels, department stores and office buildings, fire control, spraying, distant distance transportation, as well as water circulation in production process, etc
該系列泵特別適用於高低層建築的住宅、醫院、旅館、百貨大樓、辦公大樓等的給排水及消防用水、噴淋、遠距離輸送及生產工藝循環中用水等。 -
Abstract : based on experimental result of energy dissipation and scour protection for downstream of spillway at yu jian kou power station, this paper discusses the flow characteristics, aerated characteristics of flaring gate pier for low dam pivot, the influence on pressure of dam surface and the result of energy dissipation for flaring gate pier. it is put forward to be an available method to solve the problems of energy dissipation and scour protection for depth of covering strata, poor geologic condition and weakness of resistance to scour capability under reasonable use of flaring gate piers and auxiliary dissipaters. thus, a new method is obtained for release of floodwater and energy dissipation of low dam pivot which are provided with low water head, great unit discharge and low froud coefficient. it may be used for reference for design and test workers
文摘:結合魚劍口電站壩下消能防沖試驗研究成果，對低壩樞紐寬尾墩的水流特點、摻氣特性、寬尾墩對大壩泄流能力和壩面壓力的影響以及寬尾墩的消能效果等問題進行了初步探討，提出了合理地使用寬尾墩結合輔助消能設施可有效地解決壩下覆蓋層深，地質條件差，抗沖能力弱的低壩樞紐的消能防沖問題，從而為具有低水頭，大單寬流量，低佛氏數特點的低壩樞紐泄洪消能開辟了一條新途徑，可供有關低壩樞紐設計與試驗工作者借鑒與參考 -
This trap is suitable for low temperature accompanying heat line pipe and working condition which needs low temperature to discharge frozen water
該閥適用於低溫伴熱管線和需要低溫排除凝結水的工況。
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