water section 中文意思是什麼

water section 解釋
用水間
  • 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;...
  • section : n 1 (外科、解剖的)切斷;切割;切開。2 【外科】切片,【金相】磨石。3 (果子的)瓣。4 【數學】截...
  1. They are jinfo mountain in nanchuan county ( natural protection section ), wuling mountain in qianjiang county ( national emphases forest demonstration county which forest cover rate is beyond 50 % ) and zhongliang mountain in beibei county ( artificial destruction is very grave ). some main land use patterns i. e. woodland, garden, infield, abandon infield, shrub and grassplot are selected in those three sample sites. four aspects on soil fertility index of karst environment under different land use patterns in these three sample sites, are revealed in this paper, by using the field test, indoor measure and analysis, outdoor experiment and field investigation, and the knowledge and technique of soil, ecology, physics and chemistry etc. they are physical characteristic ( effective soil thickness, organic layer thickness, soil texture, water - stable aggregate and soil water etc. ), chemical fertility ( organism, omni - n, omni - p, omni - k, alkali - nitrogen, available p, available k and rapid available k etc. ), soil animalcule ( bacteria, fungi, actinomyces and their grosses ) and soil - seed - pool ( plant community diversity index ) in karst ecosystem

    本研究以重慶市的南川金佛山(自然保護區) 、黔江武陵山(國家重點退耕還林示範縣,森林覆蓋率50以上)和北碚中梁山(遭人為破壞嚴重)典型巖溶區為對象,選擇了幾種重要的利用方式,包括林地、果園、耕地、棄耕地和灌草坡,採用野外巖溶生態調查和室內試驗測量分析相結合的方法,以不同土地利用方式巖溶土壤肥力為重點,對不同土地利用方式土壤肥力特徵進行量化分析,找出巖溶土壤肥力差異的主要方面及其根本原因,論文主要從土壤剖面物理退化指標(有效土層厚度、有機質層厚度、質地、團聚體、水分含量等) ,化學肥力退化指標(有機質、全n 、全p 、全k 、堿解n 、速效p和速效k等) ,樣地土壤微生物指標(細菌、真菌、放線菌數量及總量)以及樣地土壤種子庫植物群落多樣性等4個方面對重慶典型巖溶區的土壤肥力特徵進行了較為詳細的分析研究,為巖溶地區士壤資源的合理利用及結構的調控管理提供依據。
  2. This thesis tries to solve the problems in the design and construction of jinping cascade 2 hydropower station. a typical section is selected to analysis seepage, seepage control and fem numerical simulation. the influence of different plans of excavation and support on seepage field of subsurface water and stability of adjoining rock are studied. the homologous support pattern is suggested according to the research results

    本文就錦屏二級水電站(一期)深埋長隧洞的設計和施工中面臨的一些問題,選取隧洞的一個典型斷面進行滲流、滲控分析和開挖及支護的有限元數值模擬,從而就深埋隧洞不同的開挖及支護方式對地下水滲流場及圍巖穩定性的影響和所應採取的支護措施等方面進行了探索、研究。
  3. A rear hatch cover had broken loose and water was flooding into the aft section.

    后艙蓋松裂,海水正涌進艇尾部。
  4. The first power station of jinping mountain lies in the west section of the yanglongjiang river from santan to shoupagou gully, with a double - curved arch dam of 305 - meter height and a normal water storage of 1880metres. the exposed strata of the damsite are marbles and arenaceous rocks of triassic and solution fissures have been developed in the marbles of the left - bank ' s dam abutment, and they have become a stratum of strong leakage. as a result, it has been an important problem for the dam foundation to stop leakage

    錦屏一級電站位於西雅礱江的三灘至手爬溝河段,壩型為305米高雙曲拱壩,正常蓄水位標高1880米。壩址區出露的地層為三疊系雜谷腦組二段大理巖和三疊系雜谷腦組三段的砂板巖。在勘探過程中,發現左岸壩肩大理巖體中的構造裂隙和溶蝕裂隙發育,且成為強滲透地層,為此壩基的防滲成為重要問題。
  5. From roundwood reservoir in county wicklow of a cubic capacity of 2, 400 million gallons, percolating through a subterranean aqueduct of filter mains of single and double pipeage constructed at an initial plant cost of 5 per linear yard by way of the dargle, rathdown, glen of the downs and callowhill to the 26 acre reservoir at stillorgan, a distance of 22 statute miles, and thence, through a system of relieving tanks, by a gradient of 250 feet to the city boundary at eustace bridge, upper leeson street, though from prolonged summer drouth and daily supply of 12 1 2 million gallons the water had fallen below the sill of the overflow weir for which reason the borough surveyor and waterworks engineer, mr spencer harty, c. e., on the instructions of the waterworks committee, had prohibited the use of municipal water for purposes other than those of consumption envisaging the possibility of recourse being had to the importable water of the grand and royal canals as in 1893 particularly as the south dublin guardians, notwithstanding their ration of 15 gallons per day per pauper supplied through a 6 inch meter, had been convicted of a wastage of 20, 000 gallons per night by a reading of their meter on the affirmation of the law agent of the corporation, mr ignatius rice, solicitor, thereby acting to the detriment of another section of the public, selfsupporting taxpayers, solvent, sound

    但是由於夏季久旱,再加上每天供水一千二百五十萬加侖,水位已降到低於排水口。都市監察官兼水道局技官土木工程師斯潘塞哈蒂奉水道局的指示鑒于有可能會像一八九三年那樣被迫利用大運河和皇家運河那不宜飲用的水,除了飲用外,下令一律禁止使用市裡供應的自來水。尤其是南都柏林濟貧院,盡管限定用六英寸的計量器,每個貧民每日配給十五加侖水,然而在市政府法律顧問辯護律師伊格內修斯賴斯的監督下,經查表證實,每夜要浪費兩萬加侖水,從而使院外的社會各階層也就是自費並有支付能力的納稅者們蒙受損害。
  6. ( 1 ) it was found from the obtained results that increasing of flux will led to decrease in froude no. of the following water at the shrinking section which will reduce rate of disspated energy, this will make the protection of dam surface more difficult

    主要結論如下;隨著流量的增加,消力池收縮斷面弗勞德數減小,消力池的消能率減小。壩面平均流速增大,壩面的防護難度增加。
  7. Abstract : based on the synthetical data from the remote images, geological section, geomorphologic landscape, ancient water system evolution and surface feature spectrum etc, the study indicates that there is an undersand lake in the northern peripberal belt of qarhan salt lakes of qaidam basin

    文摘:根據地球衛星遙感影象、地物波譜測定以及地貌景觀、古水系演化和地面地質調查等資料的綜合研究表明,柴達木盆地察爾汗鹽湖礦區北部外圍地帶存在一種新的成因類型的鹽湖? ?沙下鹽湖。
  8. Meanwhile, using this apparatus measured soil containing water data from plane and section, and using software arc view insert value analyzed by distance inverse ratio measure, the result is very good

    同時,還用該儀器從平面與截面這兩個方向測量了土壤含水率,並用arcview軟體進浙江大學碩士論文中文摘要行了距離反比法插值分析,取得了較好的結果。
  9. Firstly, the status of our nation ' s water resources, flood and arid hazards is overviewed to illustrate the necessity for study on dynamic control of flood season limited water level. disadvantages in traditional limitsd water level design, static control of limited water level design, static control of limited water level and fuzzy limited water level curve are pointed out, and mending methods for these are introduced. dynamic control and its key problems are analyzed hi next section. the allowable range of limited water level is determined, so as the allowable extreme risk index. the definition of extreme risk is re - illustrated, risk analysis methods in reservoir operation is discussed either. according to the definition of extreme risk rate, the allowable extreme risk rate of reservoir is systematically demonstrated with variant extreme risk indexes and flood season limited water level

    本文首先闡述了我國水資源狀況和水旱災害、說明水庫汛期限制水位動態控制研究的必要性;介紹了傳統汛限水位設計、汛限水位靜態控制、模糊汛限水位過程線存在的問題及其初步改進方法;分析汛期限制水位動態控制的方法及關鍵問題;進一步闡述了水庫極限風險率的定義;根據極限風險率定義,詳細敘述了不同極限風險指標時、不同汛期限制水位下起調,水庫所能承受的極限風險率計算方法。然後,基於極限風險率計算方法,以白石水庫為背景,研究「考慮壩體自身安全、考慮壩體安全與下游防護對象控制下泄流量的汛限水位動態控制的極限風險率」 。
  10. In low mass flux and high outlet quality conditions, experiments have been performed using vertical heated tube, cooled by water, to determine chf value for a uniformly heated section

    針對低流量高含汽量工況,本論文試驗在長度為2 . 1m ,管徑為0 . 014m的均勻受熱圓管中得到93組chf數據。
  11. Section one : preparation of polyacrylic acid / montmorillonite ( paa / mmt ) water absorbent hybrids by aqueous solution intercalated polymerization as montmorillonite is easily dispersed in water uniformly, the polyacrylic acid / montmorillonite ( paa / mmt ) was prepared by simple aqueous solution intercalated polymerization

    並利用紅外( ft - ir ) 、 x ?射線衍射( xrd )對產品進行了表徵,結果證明此材料為嵌入型插層復合物。
  12. Look from the vertical section plane, project two have not the delta conformation of fill up. project one lost the effectual contains of reservoir. in opposition, project two lost the dead contains. during the experiment of the local former in front of the dam, the quantity of the sandiness out the reservoir appears that lot of sandiness passed the bottom hole and little passed the electricity plant and the water gap

    方案二與初設方案運用對比,方案二淤積總量明顯減少,從淤積縱剖面看,方案二無明顯三角洲淤積形態,而初設方案運用30年淤積形態具有明顯的三角洲淤積形態,從庫容變化看,初設方案運用主要損失有效庫容,而方案二則相反主要損失死庫容。
  13. Based on analyzing data from thin section, scanning electron micrograph and mercury injection, using nuclear magnetic resonance ( nmr ), rock - electr experiment and numerical simulation techniquess, etc. to analyze main origin of complex oil and water zones

    摘要在對薄片、掃描電鏡、壓汞資料分析基礎上,採用核磁共振、巖電實驗和數值模擬等手段,分析研究了復雜油水層的主要成因。
  14. According to the regional distribution of the water vapor content and the section plane along the sounding site from east - west and south - north, there is biggish difference in the spatial distribution of the water vapor content

    從綠洲上空水汽含量區域分佈及沿著探空站南北向和東西向剖面看,水汽含量在空間分佈上存在較大差異。
  15. It was specially pointed out that, when the tail water is constant maximum tide, the computed flood surface is higher than that of nonsteady current, so there is some safety superelevation. underestimation of the roughness will make downward bias to compute along - river surface and bring hidden trouble for flood control. to improve the section can decrease the water level or offset the water rise for increase of floodplains " roughness, but it need much engineering works

    特別提出,按照恆定流計算出來的設計水位比非恆定水位具有一定的安全儲備;而對于灘地糙率的低估又會造成設計水位的偏低,給防洪工作帶來隱患;如果利用改進斷面形式來降低水位或彌補糙率增加帶來的水位抬高,需要較大的工程量,所以平時應注意灘面的減糙管理工作。
  16. The theoretic calculating method of the maximum and the minimum water level in the differential surge tank has been derived firstly. also the explicit method of calculating surges in the differential surge tank has been deduced firstly by use of thaler series expansion. the calculating method of section of the well and the effective impedance hole in the surge tank has been gived

    根據差動式調壓室的基本微分方程,首次推導出了差動式調壓室涌浪幅值的理論計算公式;並同樣利用泰勒級數展開方法推導出了差動式調壓室水位波動的顯式計算式;導出了差動式調壓室大井面積和有效阻抗孔面積的計算方法。
  17. Third, some methods of evaluating water quality and computing water capacity, which are often used in water quality management, are studied and an example of estimating dong jiang cross - section is given

    針對水質管理的具體要求,探討了多種水質評價方法和水容量的計算方法,並給出東江斷面水質評價的實例分析。
  18. Comprehensive treatment of the gushing water section of sonnan tunnel

    涌砂原因分析及綜合整治措施
  19. Test methods for pigments - part 16 : matter soluble in water - section 1 : hot extraction method

    顏料試驗方法.第16部分:水溶物.第1節:熱萃取法
  20. Test methods for pigments - part 16 : matter soluble in water - section 2 : extraction at normal temperature

    顏料試驗方法.第16部分:水溶物.第2節:常溫下的萃取物
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