水利經劑學 的英文怎麼說

中文拼音 [shuǐjīngxué]
水利經劑學 英文
water economics
  • : 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...
  • : 經動詞[紡織] (把紡好的紗或線梳整成經紗或經線) warp
  • : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • 水利 : 1. (利用水力資源) water conservancy 2. (水利工程) irrigation works; water conservancy project
  1. Paper faced gypsum board is mainly made of construction plaster ( calcined with natural gypsum of chemical by product ) and protective paper, mixing with appropriate fiber, modified starch, coagulant agent, vesicant and water

    紙面石膏板是以建築石膏(用天然石膏或化副產品石膏煅燒制得)和護面紙為主要原料,摻加適量纖維、改性澱粉、促凝、發泡混合、成型、凝固、切斷、烘乾、切邊等工藝製成的輕質建築板材。
  2. Paper faced gypsum board is mainly made of construction plaster calcined with natural gypsum or chemical by - product and protective paper, mixing with fiber, modified starch, coagulant agent, vesicant and water. which are mixed, formed, coagulated, cut, dryed and sliced into light construction material. they have advantages of light weight, fire resistance, soundproof, damp proof, heat insulation, easy to operate sawn, nailed or milled an disassemble. it s widely applied in industrial and civil constructions, especially widely used as interior wall, less loading wall, ceiling etc in high buildings

    紙面石膏是以建築石膏用天然石膏或化副產品石膏煅燒制得和護面紙為主要原料,摻加適量纖維改性澱粉促凝發泡混合成型凝固切斷烘乾切邊等工序製成的輕質建築板材。
  3. The present studies aimed to find the responses of neurons and glias in the target and other brain areas of the linear accelerator - irradiated rats. in the first experiment, time - dependent neurons changes in the brain after hemispheric irradiation at an single - fraction maximal dose of 20 gy were observed by investigating the expression of an immediate early gene, fos protein. the results shown : compared with that of the un - radiated rats, the expression of fos protein in the irradiated brain decreased distinctly 24 hours and 1 week after irradiation

    首先,用即刻早期基因fos的表達,做了同一照射量( 20gy )照射大鼠半腦后不同存活期間( 1d , 7d , 14d , 2ld , 28d )大鼠全腦神元動態變化的觀察,發現:受照射后1d 、 7d大鼠腦內各部位fos蛋白表達均明顯減少,隨著時間的延長,其fos免疫反應性細胞數量逐漸增加,照射后28d ,延髓、第四軍醫大碩士位論文腦橋內hs免疫陽性細胞數量恢復並超過正常對照組平,但中腦、間腦及端腦內未恢復到正常對照組平。
  4. Chemical admixtures have become the indispensable ingredient of modern concrete and gained wide uses in the fields of civil engineering, water conservancy constructions, road and bridge, underground structures, oil well platforms and marine constructions, etc. as the most important kind of chemical admixture, the fabrication and application technology of superplasticizers, to some extend determine the development of production technology of concrete

    混凝土外加成為現代混凝土材料的基本組份,正在建築工程、電、道路橋梁、地下結構、石油鉆井及海工結構等中獲得越來越廣泛的應用。高效減是混凝土外加中最重要的化外加,其生產和應用技術平很大程度上決定著當今混凝土材料生產技術和施工應用平。
  5. A low detonation velocity explosive with medium density ( lg / cm3 ) and proper power ( > 320ml ). which made from obsolete propellant by controlling the granularity and adding the inhibitor, is studied in this thesis ; the distribution of water in the powdery propellant is described, the effect of detonation velocity from different granularity of powdery propellant is studied and the simulated mathematical model on leakage of water in low detonation velocity explosive is also showed furthermore, the method involved in controlling the leak of water in explosive is provided. meanwhile the effect of inhibitor is experimented some of formulations and processes of low detonation velocity explosive are given in details

    廢棄發射藥可直接用來製造凝膠炸藥,在發射藥顆粒的空隙中加入氧化和高分子的混合溶液,過一段時間后氧化溶液變成凝膠狀態即可制得灌注炸藥,該灌注炸藥具有密度較高( 1 . 4g / cm ~ 3 ) 、抗、爆速較高的特點;文中對灌注液所涉及的材料、工藝流程進行了研究;分析了灌注炸藥的力性能;用灌注炸藥的高爆速及發射藥的低爆速組成一定形狀可用來形成特殊的爆轟波,用matlab程序設計出了平面波發生器並對影響因素進行了討論。
  6. The paper designs some teams of different mix proportion concrete according to the different replacement of the recycled aggregates and fly ash, and researches their working properties and mechanical properties, and analyses influence factors of the working properties and the mechanical properties of the recycled concrete such as the replacement rate of recycled aggregates, the replacement amount of fly ash, surface treatment of recycled aggregates, adding the high range water reducing agents and mineral admixture, etc. the paper researches the durability of recycled concrete as to the sulphate - corrosion resistance, the permeability resistance, the frost - resistance, etc. and analyzes some factors, as to the replacement of recycled aggregates, the replacement of fly ash, the surface treatment of recycled aggregates, adding high range water reducing agent and mineral admixture, bring the influence to the properties of recycled concrete, and analyzes the economic feasibility of the application of the recycled concrete

    本文根據再生骨料和粉煤灰的不同取代率設計了幾組不同配合比的再生混凝土,對其工作性能和力性能進行了研究,分析了再生骨料的取代率、粉煤灰的取代量、表面處理再生骨料及摻加高效減和礦物外加等因素對再生混凝土的工作性能和力性能的影響。本文根據配製的再生混凝土對其抗硫酸鹽侵蝕性能、抗滲性、抗凍性等耐久性進行了研究,分析了再生骨料的取代率、粉煤灰的取代量、表面處理再生骨料及摻加高效減和礦物外加等因素對再生混凝土的這些性能的影響。並對再生混凝土的應用進行了濟可行性分析,為再生骨科和再生混凝土的應用提供了有的支持。
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