過硅酸質 的英文怎麼說

中文拼音 [guòguīsuānzhí]
過硅酸質 英文
persilicic
  • : 過Ⅰ動詞[口語] (超越) go beyond the limit; undue; excessiveⅡ名詞(姓氏) a surname
  • : 名詞[化學] silicon (14號元素符號 si)
  • : 酸構詞成分。
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  1. The investigation of a lot of parameters about treated sandstone, brick materials and earthen materials with fluorited polymers has been carried out, such as the formation of polymer, the penetration depth, porosity, capillary absorption and penetration coefficient, water uptake, compressive strength, drilling resistance, absorption isotherms of water vapor, water vapor diffusion, color changes as well as resistance to desegregation of water, frizzing - throwing cycles, worming - cooling cycles, and so on. in addition, the influence of salt crystallization, acid and base, and uv aging have also been assessed in order to better understand the protection effects and utilization possibility of two fluorinated polymers, mainly according to astm standard and the combination of international methods together with general technological

    分別以國家級文物保護單位的土、砂巖和磚材文物樣品為對象,依據astm標準及國際通用文物保護研究方法與評估準則相結合,通膠化物形成周期、滲透深度、孔隙度、毛細吸水和滲透系數、持水量、抗壓強度、抗鉆強度、吸附水蒸氣的能力、透氣性、外觀顏色等系列參數的測定,及凍融、冷熱循環、堿腐蝕后抗壓強度的衰減、可溶鹽對保護效果的影響、堿及光照對表面保護效果的影響,對兩種含氟聚合物及其與有機的共混物在文物加固保護和表面防護中的可行性和保護效果給予了系統研究。
  2. We select ni / cr alloy resistor as element together with ceramic embedding hearth ; select small flat - and - disc heat - even hubby ceramic sample holder, select ni / cr & ni / si thermoelectric couple ( type k ) as thermoscope with threads 0. 5 mm in diameter which is installed in the middle of the holders symmetrically ; select aluminum silicate fire - retardant fiber as materials for heat preservation ; design some hardware, for example temperature controller & transporter, signal amplifier etc ; design controlling curve to heat stove ; and introduce the method of least squares nonlinear regression and subsection function to deal with data. in order to obtain the reasonable operation conditions and operation curve, we have also done many theory analysis and experiment discussions

    理論和試驗探討,選用鎳鉻合金電阻絲作為加熱元件,配以陶瓷埋入式爐膛;選用陶瓷小尺寸扁平?圓盤均熱塊體型樣品支持器;選用0 . 5mm絲徑鎳鉻?鎳熱電偶( k )作為測溫元件;熱電偶對稱安置在樣品支持器容器的中部;選用鋁耐火纖維作保溫材料;合理選用和設計了溫度控制器、溫度變送器、信號放大電路等硬體;採用升溫曲線來控制爐膛供熱程;採用最小二乘法非線性回歸與分段函數相結合的曲線模擬方法,進行圖形處理。
  3. Use of mineral silicate as adsorbent in wastewater treatment is studied, which refers to its modification with different methods in order to improve the adsorption ability

    摘要國內外許多學者對鹽吸附劑進行了改性研究,通增大吸附劑的比表面積、改變表面化學性、增強離子交換能力以及擴大層間間距等來提高吸附劑對污染物的吸附量。
  4. Citric acid, taking the place of hno3, solutes the substance which does not solute in solution, and it acts as the ligand of metallic ionic and the hydrolysis catalyst of si ( oc2h5 ) 4, which reduces the pollution caused by no2 which forms at the decompose process of the hot treatment. by changing the means of calcine of the drier gel, choosing the suitable temperature to burn the gel, the high temperature calcine time is shorted, which solves the question of the long period calcine. so the preparation process of the matrix and composite was finished by using more lower temperature than the traditional solid state reaction and more shorter time than the traditional sol - gel process

    結果使基和復合物的制備在比傳統的固相反應法低得多的溫度下和比常規的溶膠凝膠法短得多的時間里完成;五、對基及復合物的干凝膠、粉體和燒結體進行了ir 、 dta 、 xrd 、 seni及交流阻抗譜表徵,研究結果表明:在溶膠向凝膠的轉化程中同時存在著正乙酯自身的聚合作用和檸檬鹽絡合物之間的聚合作用:干凝膠向產物粉體的轉化在400600c之間進行;基li 。
  5. The 0. 28xl0 ~ _ ( 9 ) t carbon derived from atmospheric co _ ( 2 ) is transferred from atmosphere and biosphere to the ocean by surface rock weathering processes. in order to monitor the quality of the river, it is also important to understand the natural flux of dissolved ions

    珠江流域3條主要支流的化學風化程存在明顯差異,西江和北江流基本以碳鹽類溶解為主,而東江河水扣除大氣降水的來源外,溶解基本出自鹽類的風化。
  6. The results demonstrate that the theory predicted values of compression, bulk modulus, linear expansion, and thermal expansive coefficient of compressed solids are very agreement with the corresponding experimental data. in summary, the error with respect to theory prediction and its causes are pro bably analyzed in detail. the discussion suggests that the function of the phenomenological short - distance repulsive force constant a ( v ) and approximation for anderson - griineisen parameter 5t ( v ) proposed in this paper are valid and applicable in high pressures ( up to loogpa ) and high temperatures ( from debye temperature 0d to melting temperature tm ) for many types of solids

    在本文最後一節,為了驗證固體在等壓程中anderson grhneisen參量乓與體積膨脹的唯象假設:乓久w兀的有效性,及由此假設而推導出來的等壓態方程的廣泛應用性,本論文主要針對十六種堿金屬鹵化物、三種堿性氧化物、三種鹽礦物的線膨脹八n 、體積熱膨脹v vo ( n 、熱膨脹系數a ( n 、體積彈性模量肘d等隨溫度的變化作了理論上的預測,且與相應的實驗數據作了比較與分析
  7. In this thesis, recent research of the er3 + - doped luminescence materials as well as its applications is reviewed, the main problems in this area are identified, related theories about luminescence of rare earth ions are introduced, and the near infrared and visible luminescen - ce of er3 + - doped borosilicate glasses and silicon oxynitride films have been studied in detailed

    本論文主要研究了硼鹽稀土玻璃和sin _ xo _ y薄膜材料中er ~ ( 3 + )的可見和近紅外發光的性,主要內容和得到的結果如下: 1通變化玻璃的配料組分,合成了含a1和w的硼鹽玻璃系列樣品。
  8. A two - component solvent based inorganic zinc rich ethyl silicate primer containing over 80 mass % zinc in the dry film is suitable for protection of bridges, tanks, pipelines, steel structure, etc

    摘要無機鋅塗料是一種雙組分溶劑型無機富鋅鹽底漆,在干膜中鋅的量比超80 % ,該塗料適用於橋梁、儲罐、管道、鋼結構等的保護。
  9. The author of this article used orthogonal test design, arranged the test scheme scientifically, selected material carefully, at last yielded an high strength lightweight aggregate concrete material ( hslacm ), whose compressive strength exceeded 50 mpa and quality under 1950kg / m3, mainly by using 42. 5 ordinary portland cement, expanded fly ash aggregate, silica fume, superplasticizers and so on

    本文是在廣泛閱讀國內外有關資料的基礎上,採用正交設計,科學地安排試驗,精心選材,用42 . 5普通鹽水泥、粉煤灰陶粒、灰、高效減水劑等材料,採用一般工藝配製出了一種抗壓強度超50mpa 、量低於1950kg m ~ 3的高強輕骨料混凝土材料。
  10. Under the conditions of operation pressure about 0. 5mpa and feed temperature 25 c, the rejection performance of nacl feed solution ( 500ppm ), is about 35 %, while the flux is about 45ml cm - 2 h - 1. the pa membranes were prepared by interfacial polymerization, usingl, 3, 5 - benzenetricarbonyltrichlori2, 4 - dichloroterephthalaldehyd e, 1, 3 - phenylenediamine as monomers

    研究結果表明, 5102 / a12o :無機復合超濾膜的研製原料正乙酷、乙醇、水、 n , n一二甲基甲胺( dcca )和hno3之間的配比、塗膜程、熱處理溫度等直接影響著溶膠的量和膜的性能。
  11. This paper studied the main factors on the mechanochemical effect in the grinding process of such silicate mineral phases as c3s and - c2s, namely, the properties of material, methods of operationd field of media, and condition of grinding

    摘要對物料性能、施力方式、介場和磨機操作條件等對鹽單礦物c3s 、 - c2s粉磨程機械力化學效應的影響進行了研究。
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