結晶硫 的英文怎麼說
中文拼音 [jiējīngliú]
結晶硫
英文
crystalline sulphur-
Climate and evaluation of crystallizable erosion of concrete by sulfates in water and soil
土中硫酸鹽對混凝土結晶腐蝕的氣候與評價A new method on extraction of phenanthrene from crude anthraceneis given, which includes azeotropic dissolution with ethylene glycol, extraction of carbon tetrachloride, treatment of sulfuric acid and ethyl alcohol recrystallization, in the end, the best process is obtained
研究了從粗蒽中提取菲的方法,即用乙二醇對原料進行共沸,以四氯化碳為溶劑並用硫酸處理,最後用無水乙醇重結晶,制定出最佳的工藝路線Abstract : a new method on extraction of phenanthrene from crude anthraceneis given, which includes azeotropic dissolution with ethylene glycol, extraction of carbon tetrachloride, treatment of sulfuric acid and ethyl alcohol recrystallization, in the end, the best process is obtained
文摘:研究了從粗蒽中提取菲的方法,即用乙二醇對原料進行共沸,以四氯化碳為溶劑並用硫酸處理,最後用無水乙醇重結晶,制定出最佳的工藝路線Semiconductor quantum dots ( qds ) are inorganic nanocrystals consisted of a cadmium selenide ( cdse ) core which was wrapped in an outer shell of zinc sulfide ( zns )
摘要半導體量子點是無機納米結晶,構成於硒化鎘核心和硫化鋅外殼。Photographic grade sodium thiosulfate, anhydrous na2s2o3 and sodium thiosulfate, crystalline na2s2o3. 5h2o
攝影用化學藥品.無水硫代硫酸鈉和結晶硫代硫酸鈉Meanwhile, based on the magnetic material theory, a complete analysis and summary are carried out on the three crystal structure and technology theory ; especially the ingredient analysis is made on the microscopical morphology and x - ray diffraction and its mixtures existence and relevant metallurgy about the typical second resource such as coldrolling iron and oxide red, steelmaking sludge and feso4 based on the practeal investigation of the pre - burning materials in domestic products plant, especially the analysis on the domestic markets and components, and connecting with reality and material characters in panzhihua iron and steel ( group ) cmpany, we established the product orientation and developing direction in panzhihua iron and steel ( group ) company ; after carrying out the technology reform on the old no. 1 magnetic product plant of enterprise company, making a detailed study on the various conditions for establishing a plant, the feasible research report is formed of 1400 tons ( per year ) feo preburning material and 3000 tons ( per year ) middle and high quality magnetic products ; so a necessary and reliable supports are provided both theoretically and practically for the development of the magnetic industry in panzhihua iron and s teel ( group ) cmpany
同時,對磁性材料的理論基礎,尖晶石、磁鉛石、石榴石三大晶系結構以及其工工藝理論進行了較為全面的歸納、分析和總結;尤其針對攀鋼產生的二次資源如冷軋鐵紅、煉鋼污泥、硫酸亞鐵等三種典型原料分別作了成分分析、微觀物理形態以及x光衍射分析、其夾雜物的存在形式及相應的金相分析。對國內鐵氧體磁性材料的預燒料及磁件生產廠家的工藝、設備、技術、成本、質量狀況進行了實地的調研,特別是對國內磁性材料的市場及競爭對手進行了詳盡的分析,在此基礎上,結合攀鋼實際及原料特點確立了攀鋼發展磁材產業的產品定位及發展方向;對企業公司原有磁件一廠進行了技術工藝改造,對建廠各項條件進行了詳細的分析,形成了了年產14000噸年鐵氧體預燒料以及3000噸年中高檔磁件產品的可行性研究報告,從理論上和實踐上為攀鋼磁性產業的發展提供了必要的可靠的依據。Systematically tested, analyzed and sorted out geochemical data of intrusion - related nickel deposits in china, such as analysis of zonal structure of chrome spinels, micro - probe in situ analysis of single minerals incjude olivine and pyroxene by la - icp - ms, in which some of the research is the first time domestically
其中一些研究,如鉻尖晶石環帶的研究、橄欖石、輝石等單礦物的原位la ? icp ? ms分析等,在我國還是首次,為研究我國主要銅鎳硫化物礦床成巖成礦過程中元素的分異和演化提供了定量結果。The major performances of concrete and mortars, which are mixed with different quantities of expansion admixtures under the same mix proportions, are studied systematically and deeply in this work. sulphoaluminate mixed with a type of new expanding component by use of the composite methods are studied in the laboratory, and some achievements have been obtained. the service conditions, the characteristics and the shortcomings of expansion admixture in the concrete engineering are analyzed and summarized based on literatures, and the expanding mechanism of concrete is discussed
本文試圖從膨脹劑不同摻量研究其對混凝土和砂漿主要性能的影響,進行了一系列宏觀力學性能試驗研究;利用差熱分析( dta ) 、掃描電子顯微鏡( sem )等分析手段對鈣礬石等水化產物的結晶和生成量、形貌特徵進行微觀分析;並採用復合方法摻加新型膨脹組分對硫鋁酸鹽類膨脹劑( uea )進行了改性試驗研究,根據多因素模糊綜合評價方法就各類膨脹劑的主要性能進行綜合評價,得出摻加新型膨脹組分pt的膨脹劑性能較優,取得了明顯的效果。At the same time because of the insolubility of calcium phosphate, topical extortionate concentration of calcium ions and phosphate ions, the vary of ph value and the effect of osteoblasts and proteins in oregano - bone matrix, the calcium ions and phosphate ions gave birth to crystal nucleus and came into being osteo - salt deposition, furthermore to form mineralized bone. finally, at the host osseous lamella far away the implanting area we found some material granules
藉助于掃描電鏡等測試手段,實驗發現隨著植入時間的延長,材料區域的面積不斷縮小,晶體顆粒間的頸部連接斷開,顆粒的結構和形貌發生了較大的變化,且材料的內部出現了生命元素碳和硫等。Inorganic mercury compounds take the form of mercury salts, which are generally in white powder or crystals, with the exception of mercuric sulfide cinnabar which is red
無機汞化合物主要為汞鹽,除了硫化汞硃砂是紅色外,它們大部分都是白色的粉末或結晶。Chemical products. photographic grade chemical products. sodium thiosulphate, crystalline
化學產品.攝影用化學產品.結晶硫代硫酸鈉This paper points out that the ore - forming pattern of this mineral deposit is ore - bearing basic - superbasic magma melting - crystalline different and ore magma impulse injection in turn. it indicates there maybe has a ore shoot in the bottom of iii rock body ( interrupted below 650m ), and advises to geophysical prospecting in the mining shaft
並指出本礦床為含礦基性-超基性巖漿熔離-結晶分異和礦漿依次脈沖式貫入的銅鎳硫化物礦床成礦模式,指明號巖體下部( 650m以下中斷)可能存在一富礦體,並建議進一步做井中物探證實。Extraction mechanism of purple crystallize on the aqueous two - phase system of tetrabutylammonium bromide and 2so4 mixture
硫酸銨雙水相萃取法萃取結晶紫的行為研究Widely used in the industries of petrochemical, refining, dyestuff, printing, pesticide, pharmaceutical, rare earth and fertilizers, etc., this pump is an indispensable optimal choice to handle the corrosive medium, like various non - oxidated acid ( hydrochloric acid, thin sulfuric acid, formic acid, acetic acid and butyric acid ) not containing solid particles, not easily crystallized, and temperature not over 100
本泵主要用於石化、冶煉、染料、印染、農藥、制藥、稀土、化肥等行業,輸送不含固體顆粒,不易結晶,溫度不高於100的各種非氧化性酸(鹽酸、稀硫酸、甲酸、醋酸、丁酸)等腐蝕介質必不可少的理想設備。Widely used in the industries of chemical, petrochemical, refining, dyestuff, pesticide, pharmaceutical, rare earth and fertilizers, etc., this pump is an optimal choice to handle the corrosive medium in storage tank, like various non - oxidated acid ( hydrochloric acid, thin sulfuric acid, formic acid, acetic acid and butyric acid ) not containing solid particles, not easily crystallized, and temperature not over 100
本泵廣泛用於化工、石化、冶煉、染料、農藥、制藥、稀土、化肥等行業,在貯罐上輸送不含懸浮固體顆粒,不易結晶,溫度不高於100的各種非氧化性酸(鹽酸、稀硫酸、甲酸、醋酸、丁酸)等腐蝕介質的最理想設備。Because the melting point of sulfur is 119, when it is lowered than that, the wulfur would change from crystal into solid. so in order to make the sulfur to meet the need of production, it must make the sulfur heating, heat supporting and keeping comstant temperature. accordingly, it produces the technology of liquid sulfur heating in harbor transferring
而由於硫磺的融點為119 ,在低於該溫度時,硫磺將結晶變成固體,所以為了滿足生產所需的液體硫磺、須對硫磺進行加熱、伴熱、恆溫,這就產生了港口加熱中轉液體硫磺的工藝。In addition, chondroitin sulfate / chitosan composite films are self - assembled through electrostatic attraction on the positively charges mica substrate. the interaction and mechanism of forming the composite films were introduced. when the concentration of chitosan is 5 mg / ml and the concentration of chondroitin sulfate is 1 mg / ml, the composite films exhibited a good miscibility at a molecular scale. this kind of composite films is promising in the field of medical materials
另外,也研究了草酸鈣在硫酸軟骨素自組裝膜上受控凝集結晶的現象,發現當硫酸軟骨素的濃度為1 . 0mg ml時在雲母表面形成的網狀基底可以誘導過飽和的草酸鈣溶液凝集結晶形成liesegang環,為深入研究尿結石中環結構的形成提供了一定的實驗依據。Fine material to be dewatered is fed to the small end of a revolving cone shaped screen basket. solids retained on the screen are transported out of the basket through the angle of inclination and the wiping action of a scroll rotating at a slightly higher speed. with this wiping action, there are no large off - center movements due to uneven distribution of the material in the basket
該機適用於化工制藥食品冶金礦山等行業固液分離,分離懸浮液固相在10 % 80 %固相顆粒直徑在0 . 135mm 0 . 22mm效果尤佳范圍內的線狀或結晶狀的固體顆粒,如檸檬酸,古酸鹽果汁硫銨尿素等。The variation of product layer diffusivity with these factors was explained by its dependence on the concentrations of defects in cao and caso4 crystals
產物層擴散系數的變化可以其受氧化鈣及硫酸鈣結晶缺陷的濃度的影響來解釋。A recommend for basic organic chemistry experiment in university - the production of acetyl - salicylic ( aspirin ), which takes the salicylic acid and acetic oxidecon as raw material under the atmospheric pressure condition, takes the strong sulfuric acid as catalysis, through acetoxylation, heating, dialysising, filtering, heavy crystallization, the white solid product can be made finally
摘要推薦一個大學基礎有機化學實驗乙酰水楊酸(阿斯匹林)的制備,即在常壓條件下以水楊酸和乙酸酐為原料,在濃硫酸為催化劑下通過酰基化試劑酯化反應,經加熱、析濾、重結晶,最後得白色固體產品。分享友人