水位落差 的英文怎麼說

中文拼音 [shuǐwèichā]
水位落差 英文
water table drop
  • : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
  • : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
  • : 落名詞[方言] (北方對蓮花落的俗稱) a kind of folk song
  • : 差Ⅰ名詞1 (不相同; 不相合) difference; dissimilarity 2 (差錯) mistake 3 [數學] (差數) differ...
  • 水位 : stage; water level
  • 落差 : 1 (水位的差數) drop2 (蓄水高度) head3 fall head; [地質學] throw; drop height; falling head落...
  1. The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed

    結晶器液控制系統是提高連鑄產品質量的關鍵環節,傳統的連鑄機液控制方法採用常規的pid控制,存在如下不足:開始、結束澆注和換中間罐澆注時,控制效果,超調量大,過渡時間長;塞棒頭和浸入式口被腐蝕后引起控制精度;浸入式口堵塞物的突然脫所引起的液劇烈波動;無法克服拉速波動引起的擾動。
  2. Measurement of liquid flow in open channels - stage - fall - discharge relationships

    明渠流測量.水位落差和流量的關系
  3. Surging waves and rapid currents churn over the shoal embedded with rocks and stones here and there, and then drop two meters in elevation

    灘中亂石林立,白浪翻天,流湍急,灘上灘下水位落差2米。
  4. Direct solution to fall exponent in rating curve analysis

    流量關系分析中指數的直接解算方法
  5. This thesis takes the process of the futures delivery as the object of the research, analyzes and investigates the physical delivery system. firstly the thesis introduces the connotation, status and functions of the futures delivery in the futures market, and then makes a deep research in the futures delivery systems concerned such as the designing of the grade of the listed commodity at par as well as the premium and discount, the selection of the delivery locations and the regulation on the designated delivery warehouses, as well as the management and circulation of the warehouse receipts. on the basis of the above - mentioned analysis, this paper makes some constructive suggestions and recommendations on the improvement and innovation of the futures delivery to be taken by the chinese futures market at the present stage

    本文首先闡明了期貨交割在期貨市場中的經濟內涵、樞紐地和功能保障作用;然後,從合約設計出發,用均衡原理揭示了期貨交割制度與品種活躍和風險控制的有機關系;進而,對比中外交割制度,通過比較,認清了中外現貨基礎、誠信和法制等環境因素的距,明白了「拿來」的內容和如何構建中國特色的交割制度;從而,就小麥國家標準的歷史局限性,標準和替代交割品級及其升貼的設計原則,交割標準把握的出發點和腳點,交割倉庫設置和管理的目標和狀況,標準倉單沾滯的根源等期貨市場交割制度及相關規定,進行了深入而細致的剖析。
  6. The feilonpu waterfall, with another name dadishui, is 20 kilometres to the southwest of the county seat. there is a highway linking the waterfall with the dadishui hydroelectric station. getting off the bus, visitors only need to walk two to three li to the destination

    飛瀑,俗稱大疊,瀑布於縣城西南20公里,有公路相通至疊電站,舍車步行二三里便可至達,瀑布的源為珠江系的支流巴江,88米,最大流量達150立方米第秒,被譽赤珠江第一瀑。
  7. When inadequate n was added, the chloroplast structure in mesophyll cell was damaged in ear leaf, the amount of carbohydrate decreased in mestome sheath, and excessive n - redistribution and n - transportation to grain from vegetative mass appeared, which resulted in earlier leaf senescence. excessive n application led to too high activity of nitrate reductase, excessive vigorous nitrogen metabolism and too much exhaustion of carbohydrate in ear leaf, which resulted in the lack of enough carbohydrate in the lower leaf, meanwhile, the expansive chloroplast grana lamellae in leaf mesophyll cell and starch grain without nuclear in mestome sheath cell was observed, which led to the decrease of chlorophyll content and photosythetic capacity in maize leaf, then the early senescence occured

    氮肥用量不足導致穗葉葉肉細胞葉綠體結構性,維管束鞘細胞碳化合物累積減少,營養體氮素再分配率大而引起葉片早衰;而過量供氮則導致生長後期硝酸還原酶活性過高,氮素代謝過旺,消耗了大量碳化合物,以致下葉不能得到充足的碳化合物供應而提早脫,同時葉肉細胞葉綠體片層結構膨脹,呈「肉汁化」特徵,維管束鞘細胞澱粉粒大量消耗,無核澱粉粒出現,從而葉片葉綠素含量下降,光合能力降低而出現早衰。
  8. The artide, the process contrd in construction project, analyzed the inner aned outer environment of the construction enterprise, considered the advanced managing experience of some construction enterprises in and out of china, researched the managing theories and summarized the practice experience from project cost contrd, progress contrd, quality contrd and capital contrd, and tried to find an efficacious way to superintend the process of the construction, the article indude five parts : 1. the necessity and strategic significance of carrying out the contructinn project process contrd. 2. the current situations and main problems of the project process contrd in china. 3. the experience of the project process contrd in and out of china, and the revelation for us. 4. the methods and contents of enhancing the project contrd in enterprise, include the methods and contents of the project cost contrd, highlighting quality contrd and improving quality standard, highlighting quality contrd and improving quality standard, the contrd of project planning progress and resource management, strengthening financial management and increasing the profits. 5. speeding up the reform of the project control institution, improving the scientific and efficacious managing institution, improving the scientific and efficacious managing institution, and some key respects in the project management process

    所有者缺,企業沒有真正地建立起現代企業制度,決策缺乏科學性,人本管理、企業文化建設、制度建設沒有真正地的到實處,企業的經營權力過分集中,經營者負盈不負虧,拼資源的現象普遍存在,管理平不高,盈利能力較弱,競爭能力不強,人員素質較,是大部分國有企業內部的通病。 《施工項目過程式控制制》這篇文章,通過對施工企業所處內外環境的客觀分析,結合國際國內的一些施工企業的先進管理經驗,從項目成本控制,進度控制,質量控制,資金控制等方面進行理論探索及實踐總結,力爭找出一條有效監控施工企業施工過程的成熟的管理之路,全文共分五個部分:一、實施施工項目過程式控制制的必要性及其戰略意義。二、當前我國項目控制的現狀及其存在的主要問題。
  9. Abstract : for high arch dams in valleys with the characteristics of high water head, large discharge and large power, the problems of energy dissipation and scour prevention are serious. based on scientific studies, new comprehensive measures are proposed, including dispersion of discharge to waken wallop of the current, and reinforcement of riverbed to enhance the erosion - resistance. the measures can be used to solve the problem of energy dissipation properly. a typical layout scheme has been proposed in which slotted bucket with diversion teeth, double deck with pores, and cushion pool are considered practice has proved that the scheme is reliable and the effect of energy dissipation is obvious

    文摘:高拱壩泄洪消能的特點是壩高大,流量大,功率大,於河谷狹窄地區,泄洪消能與防沖問題突出.經科學研究,採用「分散泄洪,削弱流沖擊力,加固河床,增強河道抗沖能力」的綜合治理措施,較好地解決泄洪消能布置問題.提出了表孔大動坎加分流齒、雙層多孔、流撞擊、下設墊塘聯合消能的典型布置方案,經實踐證明,方案可靠,消能效果好
  10. On application of real time water stage tracing technology in water stage fall prediction of open diversion channel closure

    實時跟蹤在龍口預報中的應用
  11. It is forecast that chinese economy will keep its growing tends in 2006, but it will be affected by favorable balance of international trade, overproduction and farmers ' low income, therefore its growth speed will slow down from 9 % and the general price level will go down either

    預計2006年,中國經濟在保持增長趨勢的前提下,將受到貿易順、產能過剩、農民增收難度加大等不利因素的影響,經濟增長速度將會從9 %以上的高上滑下來,價格總平也將降低。
  12. The niche breadths of same plants vary greatly among different communities and the competitive relations of the plant species in different communities vary depending on the combined actions of the niches of the species, stable landforms and soil conditions, and annual rainfall fluctuations

    同一種植物在不同群中的生態寬度變幅較大,不同群內部植物種競爭關系的異是由物種的生態和由相對穩定的地貌、土壤條件以及隨年際變動的降條件共同作用的結果。
  13. To find out the best test time, a convenient method is put forward. and according to the test data, we got the horizontal point precision of agl32 : about 80. 9 % points located in a circle with one dims radius, about 0. 52m, about 92. 7 % points located in a radius with two drms circle. about 1. 04m

    另外,根據實驗數據,估計了ag132在本地使用的靜態平定精度為:有80 9的點入半徑為drms (即: 0 52 )的圓內, 92廠的點入半徑為zdrms (即: l刀4 )的圓內。
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