氟石的 的英文怎麼說
中文拼音 [fúdànde]
氟石的
英文
fluoric-
In order to elaborate the app licability of osl to loess, especially single aliquot regenerative protocol ( sar ), involving stimulation of the same disc with an infra - red laser diode followed by blue leds to polymineralic fine - grains of loess, such explanations as light bleaching, preheat, anomalous fading, prior - ir exposure were investigated in this paper. for drawing adequate coarse grains from loess, quartz and feldspars, as well as loess, were etched by hydrofluoric acid and fluorosilicic acid. the sequence of ages of holocene loess in weihe rivier basin has been established by single - aliquot ( sar ) and multiple - aliquot using fine - grains and sar using coarse - grains
本文通過渭河流域全新世黃土的光曬退實驗，地表黃土樣品的d _ e值測定，細顆粒單片的預熱、反常衰退、紅外暴露實驗，說明釋光測年在全新世黃土中應用的可行性及單片再生劑量法（ sar ）在黃土細顆粒中的適用性；為了從黃土中分離出足夠的粗顆粒，進行了純石英和長石的氫氟酸（ hf ）和氟硅酸（ h _ 2sif _ 6 ）溶蝕實驗，黃土粗顆粒石英溶蝕分離實驗；通過細顆粒單片、多片的blsl 、 irsl和post - irosl ，熱釋光，及粗顆粒石英的blsl的年代測定，選擇適于全新世黃土的釋光測年方法，並建立了渭河流域全新世黃土的年代序列。Standard test method for determination of calcium fluoride in fluorspar by complexometric titration
用絡合滴定法測定氟石中氟化鈣含量的標準試驗方法The results show that the main matter for the electroosmosis is sodium - fluorine compound ; the depth and matter for the electroosimosis increase with increase of alumina concentration and magnesium fluoride content, and the electroosmosis deepens sharply when the cryolite mole ratio reaches 2. 0
結果表明：電滲的主要物質是鈉氟化合物，隨著氧化鋁濃度及氟化鎂含量的增加，電滲的深度及電滲的物質量增加；當冰晶石分子比達到2 . 0時，電滲的深度急劇增加。The films were soaked in sbf simulated body fluid and cpbs phosphate buffer solution, the results showed that the fha films were less soluble than ha films. with the increase of fluorine content, the fha sediment layer in sbf solution becomes more even
Fha薄膜sbf浸泡實驗結果表明：隨著薄膜中氟含量的增加，薄膜表面上羥浙江大學碩士學往論文基磷灰石沉積層越來越均勻，沉積方式由島狀向層狀轉變，說明生物活性隨之增加。The fluoroplastic products, possessing many unmatched and distinguished properties such as insulation, corrosion resistance, ageing resistance, self - lubricating etc. are broadly used in the following fields : chemical corrosion resistance, electrical insulation, aerospace, semiconductor, biomedicine, sources of petroleum energy, automobile, metallurgy, bridge construction, food - processing equipment and domestic applianes etc
氟塑料以其獨特的無可取代的絕緣、防腐蝕、耐老化、自潤滑等優良性能被廣泛運用於化工防腐、電器絕緣、航空航天、半導體、生物醫藥、石油能源、汽車冶金、橋梁建築以及食品、機械、家電等行業。Metallurgical grade fluorspar - methods for chemical analysis
冶金級氟石的化學分析方法Chemical analysis method for the calciumfluride in export fluorspar
出口氟石中氟化鈣的化學分析方法Method for the determination of potassium sodium and magenesium in fluorspar powder for import and export
進出口氟石粉中鉀鈉鎂的測定方法Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.
表明筆石詳細構造的物質是利用氫氟酸從石灰巖中侵蝕出來。Analysis f k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference
摘要本方法用於測定霞石中的鉀、鈉，主要通過在溶樣時加入氫氟酸除去二氧化矽，調整溶液中鉀、鈉的含量，消除互相之間的干擾，加入氯化銫消除電離因素的干擾，提高了分析結果的準確性和重現性，使測定結果更接近化學分析值。Analysis of k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference
摘要本方法用於測定霞石中的鉀、鈉，主要通過在溶樣時加入氫氟酸除去二氧化矽，調整溶液中鉀、鈉的含量，消除互相之間的干擾，加入氯化銫消除電離因素的干擾，提高了分析結果的準確性和重現性，使測定結果更接近化學分析值。The factory is specialized in the manufacture of the whole set of testing equipment fo gas - vase ( do not sew, fuse, liquefied petroleum gas, natural gas etc. spirit bottle ), various air infuses set, remitting to flow row and to infuse tongs ; the stainless steel is four fluorine soft tubes, the industrial air ( the pack ) gathers to pack, modernizing industrial factory premises concentration to provide spirit system and assisting a piece : decompression machine, safe valve, allotment box ; and standard air, hybrid air, special kind air, high install craft device purely and gaseously ; the automation cuts over, going together with to compare to equip automatically ; various air valve door and accessories, spirit bottle enclosure ; the low temperature equipments liquid pump ; vaporize a machine ; the low temperature closes valve ; the ripples takes care of to wait a series product
本廠專業設計生產製造各種氣瓶檢驗成套設備（無縫，溶解，乙炔，液化石油氣，天然氣等氣瓶） ，各種氣體充灌臺，匯流排及充灌夾具;不銹鋼四氟軟管，工業氣體（充裝）集裝箱，現代化工業廠房集中供氣系統及輔件:減壓器，安全閥，分配箱;以及標準氣體，混合氣體，特種氣體，高純氣體的配置工藝裝置;自動化切換，自動配比裝置;各種氣體閥門及配件，氣瓶附件;低溫設備液體泵;汽化器;低溫截止閥;波紋管等系列產品Stone coal and its ash, dust, corn, chili, water in vat and boiled water were sampled from the inhabitants ' houses, and fluorine in these media was determined
採集居民家中石煤、石煤燃后底灰、室內降塵、玉米、辣椒、水缸水和開水，分析其含氟量，研究石煤燃燒時氟的遷移富集機制。Contrasting stone coal to the soil developed from it and water to water leached from stone coal shows that slight fluorine pollution of surface water and plant resulted from weathering of stone coal and leaching
摘要通過對比典型剖面上的石煤及其風化發育的土壤的氟含量、流經石煤層的水與不經過石煤層的水的氟含量，研究石煤風化、淋溶時氟對土壤、地表水和農作物的影響。Acid - grade fluorspar - method for chemical analysis - part 1 : determination of moisture content of a lot
酸性瑩石.化學分析方法.第1部分:批量氟石水分含量的測定The wall rock of ore - bodies is the siliceous dolostone and alkaline volcanic rock ( trachy andesite ) in the yinachang deposit. based on the shape of ore - bodies and the structure and texture of ores, the deposit was identificed as synsedimentary with wall rocks. there occurred ree minerals, such as bastnaesite, monazite and allanite, associated with apatite and fluorite with ree contents to a certain extent
礦體產出形態和礦石的結構構造等均顯示礦體與賦礦地層同沉積特徵；出現獨立礦物氟碳鈰礦、獨居石及褐簾石，磷灰石、螢石、菱鐵礦等礦物中也含有一定量的稀土，沿礦體走向和垂向稀土元素變化不大。Experimental research on fluorgypsum decomposition characters
氟石膏分解特性的實驗研究It introduces the property of by - product fluorgypsum from hydrofluoric acid, reviewes the application of fluorgypsum at home, and predicts the developing trend and direction of comprehensive utilization fluorgypsum
摘要對氫氟酸生產中的副產品氟石膏的性質進行了介紹，綜述了氟石膏目前在我國的應用現狀，並展現了氟石膏變廢為寶，資源綜合利用的前景。Synthesis and characterization of magnesium aluminum layered double hydroxides intercalated with diflunisal
超分子結構二氟尼柳插層鎂鋁水滑石的合成與表徵The ministry of finance and the state administration of taxation jointly determined to adjust export refund rates of the following products as of 1 may 2005 : ( 1 ) export refund rates of coal, tungsten, tin, antimony and their products decreased to 8 % ; ( 2 ) abolishing of the export refund tax of thulium, thulium oxide, salts of lanthanum, silicon metal, molybdenum ores and its fine ores etc
中國財政部、國家稅務總局決定自2005年5月1日起調整下列產品的出口退稅率： （ 1 ）將煤炭，鎢、錫、鋅、銻及其製品的出口退稅率下調為8 % ； （ 2 ）取消稀土金屬、稀土氧化物、稀土鹽類，金屬硅，鉬礦砂及其精礦，輕重燒鎂，氟石、滑石、碳化硅，木粒、木粉、木片的出口退稅政策。分享友人