flood resistance 中文意思是什麼

flood resistance 解釋
抗澇性
  • flood : n 1 洪水,水災。2 溢流,漲水,潮水最高點,泛濫,洶涌。3 〈詩〉河,湖,海。4 充溢,豐富;大量,一...
  • resistance : n. 1. 抵抗,反抗,抗拒,抵禦;敵對,抵抗力,反抗力,阻力,【生物學】抗病性。2. 【電學】電阻;阻抗;電阻器。
  1. For jiangpinghe double - curved arch dam, 3 - d elasto - plastic fem is made, in which the point safety factors of the dam - abutments system and the safety margin for coefficients of sliding resistance on 7 potential sliding blocks of the dam before and after the reinforcement of the dam are calculated under the conditions of the normal storage level and the design flood level respectively based on the results from the analysis made with fem

    摘要對江坪河雙曲拱壩進行了三維彈塑性有限元分析,利用有限元應力成果分別計算了正常蓄水位、設計洪水位等3種工況下加固前後壩體壩肩系統的點安全系數和7個可能滑動塊體的抗滑富餘系數。
  2. In recent years, the water - saving and control irrigation technique of rice has diverted from plot experimental and demonstration to lare scale. and has got remarkable economic and social benefits. amed at the characteristics of this irrigation area, optimal selection for water - saving techniques of rice, deciding the amout of leaching water and irrigation modles, investigating the adaptability of the water - saving and control irrigation technique in saline land. studying the increase in production mechanism of the technique are important to extend the technique, to better and develop saline land as well as slick spots. according to the results of field experiments, optimization study was conducted on the water - saving irrigation technique of rice in saline land, the effects of different water - saving irrigation techniques on the physiological indexes and yield of rice were systematically analyzed. by using mutiplepurpose fuzzy optimization method, better. water - saving irrigation technique was selector out, that is. the control irrigation technique in rice. the mechanism of it was analyzed from the aspect of the physiological and ecological saving water of rice to provide the implemental process and technical point ; throgh the quantitive analysis and comparision on control irrigation and control class ( flood irrigation ), high production and quality mechanism of the technique was analyzed in terms of physiology indexes of rice, the variation of soil moisture, the pest resistance and the lodge resistance, the change of soil temperature in paddy fields. the yield constitutive factors, the quality of rice and so on. in saline land. control irrigation and intermittent leaching modles were adopted to validate the adaptability of the technique in irrigation of rice in saline land, to analyze rice ' s physiological - ecological indexes and the change of soil salt content under the conditions of control irrigation leaching of rice and and to provide control irrigation and combined modle of intermittent leaching to adapt to different conditions

    本文從試驗及試驗資料入手,取得以下主要成果和結論:對鹽堿地水稻節水灌溉技術進行優化研究,系統地分析了不同節水灌溉技術對水稻生理指標及產量的影響,採用了多目標模糊優化的方法,對灌水技術進行綜合評判,優選了節水灌溉技術,論證該地區宜採用水稻控制灌溉技術;闡述控灌技術通過調節和控制水稻的需水規律,降低水稻高產情況下的無效水量消耗,從水稻生理、生態節水兩方面分析了控灌技術節水機理,針對性地總結出水稻各生育期實施節水控灌技術的步驟及技術要點;通過控灌與淹灌的定量對照比較,從根系、莖蘗、冠層葉片及綠葉動態到株高,土壤水分變化,抗病蟲害、抗倒伏能力,稻田土溫變化,產量構成因素及稻米品質等諸多方面進行動態比較,分析控灌技術高產優質機理;在鹽堿稻地採用控制灌溉+間歇淋洗模式,跟蹤測試田間水鹽變化狀況,驗證控制灌溉技術在鹽堿地區水稻灌溉中應用的適應性,通過分析水稻控制灌溉淋洗條件下水稻生理生態指標,提出優化控制灌溉+間歇淋洗組合模式,為進一步在高礦化度地區試驗水稻控灌技術奠定基礎。
  3. For example the concrete faced rock - fill dam in frigid zone is distinctive in terms of frost resistance and durability, cushion material seepage prevention and frost heave, adaptability of darn filling with season coordination among construction diversion, flood discharge and the whole construction schedule etc. lianhua construction which is situated in mudanjiang basin of heilongjiang province firstly creates the successful record of construction of large - size faced rock - fill dam in frigid zone, a series of internal and external problems not having a precedent to go by have been solved

    如在面板的抗凍耐久性、墊層材料防滲和凍脹特性、壩體填築與季節的適應性、導流和度汛與總體進度的協調等方面,寒冷地區混凝土面板堆石壩均有其獨特之處。蓮花工程位於黑龍江省牡丹江流域,首創了高寒地區修建大型面板堆石壩的成功記錄,解決了一系列國內外均無先例的難題。
  4. The stress condition ; overall stability ; effect of filling gravels into the hole of the block of the precast concrete interlocking blocks in the water flow during the flood period as well as the resistance parameters of the blocks are studied through experimental simulation ; in which a comprehensive analysis is made on the mechanical stability and the anti - erosion properties of the blocks, and then the requirement and the safety degree of the gravel filling are given

    摘要通過試驗模擬研究了預制混凝土連鎖塊在洪水期水流中的受力狀況、整體穩定性、孔內填充碎石的作用及連鎖塊阻力參數,綜合分析了連鎖塊結構的力學穩定性和抗沖性,給出了碎石填充的要求及安全度。
  5. Her resistance half dissolved in the flood of his strong feeling

    面對他那潮水般涌來的強烈感情,她的抵抗有些瓦解了。
  6. Ice dam, ice cover and ice jam, which are farmed by stack, jammed and collective ice, can increase river resistance and water stage, resulting in flood, construction damage and navigation problems

    冰塊堆積,堵塞和聚集形成的冰壩、冰蓋和冰塞會導致河道阻力增加,致使上游水位上漲,並可能造成冰期洪水,建築物破壞,航運不暢等危害。
  7. Abrasion resistance and cavitation preventive of bottom flood - discharge outlet of fenghe second reservoir dam

    汾河二庫大壩泄洪底孔抗磨及防氣蝕措施
  8. Abstract : in this paper the complex load distribution acted by running flood on a typical spandrel - filled arch bridge has been analyzed and calculated, and through a simplified mechanical arch model the corresponding innersetion forces are evaluated to render the safety check on the arch spaicial resistance

    文摘:從山洪形成破壞力的特徵入手,遵循橋梁結構所必備的維持平衡穩定的自身抗力,去抵禦山洪破壞力的準則,導出了拱橋抗禦山洪的設計驗算與預測模型,以期在實踐中提供安全設計或維護對策的借鑒
  9. At the basis of analyzing the present situation of flood system and the necessity of system building, combining with the principle of uniting theory with practice, and from the angle of exploiting and utilizing water resources as well flood control and drought resistance, as a essay of a postgraduate, this article places stress upon researching and probing into following aspects : 1. real - time flood forecasting and reservoir operation system design

    筆者參與了系統總體框架設計,結合鬱江流域實際情況,對南寧以上流域產匯流規律進行了研究,重點解決了該流域洪水預報模型參數的率定、實時校正模型的選用及洪水預報、實時校正和水庫調度等模塊耦合中的主要技術問題。
  10. Turning a c3 plant into a c4 one, though, is trickier than conferring flood resistance, since it involves wholesale changes in anatomy

    不過,將c3植物轉化成c4植物由於涉及無數的結構變化,因此比培育抗澇品種要更為復雜。
  11. The flood detention and storage capacity of several billion cubic meters of hongze lake has been recognized for a long time, but the resistance of fiver - lake string has always been ignored, based on an analysis of historical information about flood events, the harmfulness of plain fiver - lake string was revealed, then, the necessity for implementation of fiver - lake separation in regulation of the huaihe river was verified, and a reasonable scheme for fiver - lake separation and a feasible modeling method for scientific demonstration were also put forward

    摘要針對長期以來人們只認知洪澤湖的幾十億立方米防洪調蓄能力,卻漠視它的河湖串阻力及其一級尾閭地位的情況,通過對歷史洪水和有關資料的分析,初步揭示平原河湖串的危害性,由此引證進一步治理淮河實施河湖分離的必要性,並提出一種合理的河湖分離方案,以及比較可行的模擬論證方法。
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