氟化鎂 的英文怎麼說
中文拼音 [fúhuàměi]
氟化鎂
英文
magnesium fluoride-
This film is deposited on the surface of the glass by evaporating crystals, use of cryolite or magnesium fluoride, in a vacuum.
塗敷薄膜時,通常是將玻璃置於真空之中,然後使冰晶石或氟化鎂晶體氣化,令其沉積于玻璃表面上。Abstract : abstract effect of alumina concentration, mole ratio and magnesium fluoride content on electroosmosis ni the aluminum smelting is investigated through test, and electroosmotic matter and depth analyzed by electronic probe and x - ray diffraction
文摘:通過試驗考察了氧化鋁濃度、分子比及氟化鎂含量對鋁電解電滲的影響,並通過電子探針和x -射線衍射分析了電滲的物質,電滲的深度。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。Methods for analysis of chemical oxidation solution for magnesium alloy - part 2 : determination of sodium fluoride content in sodium fluoride oxidation solution by depositive titrimetric method
鎂合金化學氧化溶液分析方法第2部分:沉澱滴定法測定氟化鈉氧化溶液中氟化鈉的含量Some additives such as graphite, ptfe and csno3 can improve obscuring effect of smoke screening in infrared waves. furthermore, some formulas entered nano ferric oxide can largely improve the effect of infrared extinction
指出金屬鎂粉優于其它金屬粉;三氧化二鐵和二氧化鈦是較好的氧化劑選擇;石墨、聚四氟乙烯和硝酸銫的添加有利於提高發煙劑紅外遮蔽能力。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。Methods for analysis of chemical oxidation solution for magnesium alloy - part 1 : determination of sodium fluoride content in sodium fluoride oxidation solution by edta volumetric method
鎂合金化學氧化溶液分析方法第1部分: edta容量法測定氟化鈉氧化溶液中氟化鈉的含量分享友人