水躍長度 的英文怎麼說
中文拼音 [shuǐyuèzhǎngdù]
水躍長度
英文
length of jump-
Using the model experiment data, the authors calculate the decreased percentage of water jump length, unit width hydraulic jump volume and the water depth downstream of the jump ; and also calculate the energy dissipation rate of dentoid baffle, it is concluded that the device of dentoid baffle can increase the energy dissipation rate of hydraulic jump theory and decrease the engineering cost
計算了新增齒墩設施的消能量，同時計算了新增齒墩設施的躍后水深、水躍長度和單寬水躍容積減少的百分數。結果表明，採用齒墩設施，可增進消能作用，並取得顯著的經濟效益，達到附加射流水躍理論所預期的效果。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。The draft is also good on the power play a stimulating role plates, such as anhui to electricity, such as tin fu thermoelectric have appeared 漲 停 ; in addition, the rehabilitation of agricultural products every day 漲 停 the shock after under the recently also started the plate, such as water in the fishing industry, kang biological, and other days there 漲 停 ; the two sides also offer acupuncture, nam fung chemicals, such as chlor - alkali and jin also 漲 停, the military concept of the space momentum in nuclear science and technology have appeared 漲 停
雖然銀行股處於一定的回調整理局勢，但以海通證券和成都建投及東北證券為首的券商股保持積極的活躍度，紛紛出現漲停；同時在寶鋼股份漲停的激發下，西寧特鋼、武鋼股份、濟南鋼鐵、酒鋼宏興等均都出現較大幅度的拉升，並帶動有色金屬的承德釩鈦、馬宏鋅鍺出現漲停；另外，長江電力的漲停也是對電力板塊起到良好激發作用，如皖能電力、天富熱電等紛紛出現漲停；除此之外，在農產品復盤後天天漲停的激發之下，近期該板塊也開始啟動，如水中漁業、天康生物等出現漲停；還有化工的兩面針、南風化工、錦化氯堿等也出現漲停，軍工概念的航天動力、中核科技等紛紛出現漲停。Test results indicated : with the hoist of altitude, the increase of ice amount and the rise of pollutant, the average flashover voltage reduced. the character exponent generally depends on the insulator profile, ice amount, ice state and pollution severity etc. by means of a high - speed camera, a data acquisition system and high voltage test facilities, a series of the flashover processes on ice surfaces were record. the experimental results form this study and the subsequent theoretical analyses suggested : the thermal ionization of the air in front of an arc root resulted in arc movement ; the electrostatic force had an auxiliary effect of impelling arc propagation ; the electrical
通過對攝像機、數據採集系統及高壓試驗裝置記錄覆冰絕緣子表面閃絡電弧的發展過程的試驗結果進行理論分析得出：弧根周圍空氣的熱電離導致了電弧的發展，靜電場力對電弧的發展起到了加速作用，電擊穿僅發生在閃絡最終的跳躍階段；通過測量閃絡過程中的放電電壓、泄漏電流、閃絡時間、覆冰水電導率、電弧長度及電弧半徑等參數，得到了不同階段電弧（電弧起弧階段、電弧發展階段及完全閃絡）的發展速度、臨界電弧長度均隨覆冰水電導率的增加而減小。The shallow thermocline distributes in the areas of guangdong, guangxi, fujian and vietnam continental shelf, with obviously seasonal variabilily, and at the same time, in the south and middle areas of nanhai, even in winter when there is no thermocline in the coastal area, there also exists the shallow thermocline
後者廣東、廣西、福建沿海陸架區則與黃、東海相同，表現為季節性溫躍層，有成長、強盛、消衰、無躍層的年周期變化過程。南海深溫度躍層基本屬於水團疊置型，躍層分佈范圍及躍層強度、上界深度、厚度與氣候關系不大。Uning the experimental data, the dec r eased percentages of conjugate depth, length of hydraulic jump or unit width hydr a ulic jump volume with the increased dissipated energy facilities are calculated
並通過模型試驗驗證了消能的理論分析，計算了新增設施的消能量、躍后水深、水躍長度或單寬水躍容積減少的百分數。The economic benefits of new additional energy dissipation facilities are estimated in terms of the decreased percentage of the sequent depth of hydraulic jump and length of jump, or the capacity of hydraulic jump under the unit width. the additional flow hydraulic jump theory has been demonstrated by model tests
文中用新增齒墩設施的躍后水深、水躍長度和單寬水躍容積減少的百分數，估計新增設施的經濟效益，並通過模型試驗驗證了附加射流水躍消能的理論分析。But it will affect the airflow organization with the cooled airflow drops. also, it studies the impact of solar radiation on displacement ventilation and cooled ceiling system. horizontal warm areas lowers the height of thermocline and is unfavorable to displacement ventilation system ; vertical hot surfaces will destroy the thermal stratification
水平熱表面的存在，會使系統的溫躍層高度降低，對置換通風系統會有負面影響，為了減小水平熱表面的影響，對于地板材料應該選擇對長波輻射吸收較低的物質;垂直局部熱表面的存在會破壞置換通風系統溫度分層的特性，使垂直方向溫度變化減小。4, the summer rainfall anomaly in northeast china bears close correlation with the atmospheric circulation backgroud. while cold air in middle and high levels of troposphere is active in wet year with the positive anomalies over high - latitude and polar area, the active longwave ridge, the anomalous long - wave ridge in northeast china and inner - mogolia as well as the northward and eastward of the polar vortex, the contrary is in the dry year in northeast china
4東北地區夏季降水異常與大氣環流背景有密切的關系，東北地區夏季多雨年在對流層中、高層冷空氣比較活躍，高緯和極區主要由位勢高度的正距平所控制，貝加爾湖以北的地區長波脊較為活躍，在東北地區和蒙古地區有異常的長波槽發展，極渦位置偏北、偏東；而在東北地區夏季少雨年則容易出現與上述相反的異常環流形式。( 2 ) validate whether the crest elevation can meet the require of energy dissipation and erosion prevention during the beginning period of flood discharge. ( 3 ) calculate the altitude of downriver cofferdam, and make it meet the require of energy dissipation and erosion prevention. ( 4 ) calculate some average velocity of flow through some sections, including contracted section in stilling basins behind upriver cofferdam, if the hydraulic jump happen in lower reaches of the river. the program will calculate the average velocity of flow of contracted section and the length of the apron
主要設計內容包括：計算上游圍堰后消力池的尺寸；驗證泄洪初期壩面高程是否能夠滿足消能防沖需要；計算下游圍堰堰頂高程，使其滿足泄洪期圍堰和壩體過流的消能防沖和工程進度的需要；計算部分斷面平均流速，包括：上游圍堰后消力池中收縮斷面的斷面平均流速；壩首和壩末的斷面平均流速；當下遊河道發生水躍時，計算下遊河道的收縮斷面平均流速及需要鋪設護坦的長度。It makes the t type barrier and continuous end sill connected. by this method, it can produce forced jump dissipation of energy. as a result, it decreases the length of the stilling basin and lows the cost
T形墩消力池是在平底消力池內，設置t形墩與連續尾坎相連接，藉以產生強迫水躍進行消能，從而減小消力池的長度，降低造價。分享友人