硫的作用 的英文怎麼說
中文拼音 [liúdezuòyòng]
硫的作用
英文
effect of sulphur-
From this it appears that bisulfite concentration and ph have opposite effects on oxidation.
由此看來,亞硫酸鹽的濃度和PH值,對氧化的作用是相反的。Effects of kevlar pulp, cryolite and precipitated barium sulfate on braking friction materials
漿粕和冰晶石及硫酸鋇在摩擦材料中的作用Dna damages caused by so2 and lead acetate were studied with the single cell microgel electrophoresis technique ( or comet assay ) in order to confirm the damaging degree of lead ( as an important component of atmosphere particle matter ) on dna from male mice exposed to so2. the migrating distances of dna of brain, lung, spleen and kidney cells of mice increased significantly, compared to the control group under conditions of single and combined poisoning of so2 ( 42mg / m3 ) and lead acetate ( 0. 2 % ), and lead could strengthen dna damage degree by so2 in nuclear dna of brain, kidney, spleen cells. damaging degree of so2 on nuclear dna of lung cell of mice was more severe than that of lead
為了明確大氣顆粒物中的重要組分? ?鉛在二氧化硫所致dna損傷中的作用程度,利用單細胞凝膠電泳技術( singlecellgelelectrophoresis , scge ,或稱彗星實驗, cometassay )研究了鉛與二氧化硫的聯合污染,結果表明在42mg m ~ 3so _ 2和0 . 2醋酸摘要一abstract鉛單獨及聯合染毒條件下,小鼠腦、肺、腎、脾細胞dna遷移距離均比對照顯著增加;鉛加劇了50 :對腦、腎、脾細胞核dna的損傷程度; 50 :對肺細胞核dna的損傷程度要比鉛的損傷大,小鼠肺細胞核dna遷移距離在50 :和醋酸鉛聯合作用組與醋酸鉛單獨作用組間有極顯著性差異( p < 0 . 01 ) ,而與502單獨作用組間沒有顯著性差異。The experiments showed that there also existed a parallel reaction between cca and so3 as well as an intercrossing reaction between caprolactam and nitrosyl sulfuric acid, except for the nitrosation of cca
實驗證實了該過程伴有環己烷羧酸與三氧化硫作用的平行副反應以及己內酰胺與亞硝基硫酸作用的串聯副反應,由此提出了亞硝化過程的反應動力學模型。So the inve stigations of rempi in different systems have comprehensive value in basic field or applied field. in recently years, the photodissociation of sulfur and carbon contained polyatomic molecule has been attracted much attention because these species play a key role in atmospheric physics, environment pollution and ecological preservation
對含硫、碳化合物的研究在大氣物理、環境污染、生態維護和生產應用中具有重要的作用,因此含硫、碳氫化合物的光解離動力學研究受到了較多關注。Sulfide further accumulates where depressions in the bottom of the sill interfere with the flow system and act as natural riffles.
巖床底上如有陷穴,就起到天然溜槽的作用,干擾了巖流體系,使硫化進一步堆積。Disulfide bridge in proteins, a covalent bond formed between the sulfhydryl ( - sh ) groups of different cysteine molecules. such bridges are important in stabilizing the tertiary structure of peptides and proteins
二硫橋:在蛋白質中兩個半胱氨酸殘基的兩個巰基之間形成的共價鍵。這樣的結構對于維持多肽和蛋白質三級結構的穩定有重要的作用。Rubber. measurement of vulcanization characteristics with the oscillating curemeter
橡膠.用振蕩式硫化儀測定橡膠硫化作用的特性Standard test method for rubber property - vulcanization using oscillating disk cure meter
橡膠性能的標準試驗方法.用振動圓盤硫化計測量硫化作用Jianchaling nickel deposit that respected with it is originally devided into magma type deposit, its metallogenesis include magma differrentiation - crystalization, sulfurization process, magma melt - segregated, and hydrothermal process. but melt - separated ore - forming poorly developed, and hydrothermal process is subordinate, the assimilation and contamination of country rocks have special significance to the formation of this ore deposit
與之有關的煎茶嶺鎳礦床成因上屬巖漿礦床,其成礦作用有巖漿分結作用、硫化作用、巖漿熔離作用及熱液作用等,但巖漿熔離成礦作用不發育,熱液作用僅佔次要地位,富硫圍巖的同化混染對礦床的形成有特殊的意義。The influence of sinx deposited by pecvd in different condition, especially changing deposition temperature, on the gaas surface after sulfur passivation is measured by sims analysis combined with the test for direct current breakdown characteristics
用sims分析結合器件直流特性測試,比較了在不同條件下淀積的氮化硅對gaas硫鈍化表面的作用,特別是淀積溫度分別為80 、 80 / 230 、 230時對硫鈍化效果的影響。In order to combine biomass gasification technology, we have checked the fuel cell ' s impurity tolerance level. the results show that traces of h2s can damage the fuel cell. but co and cm almost have no influence on the performance of the fuel cell
試驗結果表明, ch _ 4 、 co對燃料電池性能沒有太大的影響,而是作為燃料參加反應的,而微量的h _ 2s氣體即可對電極產生破壞性的作用,電解質中的碳酸根轉化為硫酸根,從而使電池失效。Based on the waste residue continuing to use the theory of pure gypsum as amendment in improving alkaline soil establish a plan that with saving resources, water and with better effect and rapid speed. reach on the effect of the same - ion effect and salt effect of nacl in course of improving the alkaline soil. then after the certain amount of gypsum for exertion is decided, compare the effect of exertion of waste residue for one time with for more than one time
首先比較煤煙脫硫廢渣與化學純石膏改良的物理化學過程的異同,在廢渣基本上可以沿用純石膏改良的理論基礎上,在一定的計劃改良深度內,定量的石膏施用方法的情況下,建立一個省石膏,省水,省工,效果好,速度快的方案;同時研究了nacl的鹽效應和na _ 2so _ 4的同離子效應在純石膏改良堿土過程中起到的作用;最後針對石膏施用量確定之後,一次施入還是分次施入更好,進行了探討;結合當地耕作條件,總結各有利的技術措施,指導田間的生產實際。Microbial mineralization is outlined, the effects of thiobacillus, sulfate - reducing bacteria, iron - reducing bacteria, nitrifying bacteria, denitrifying bacteria, and various bacteria that play the roles during the bio - mineralization of uranium and that correlated with the cycle of geological elements were also introduced in this article
摘要概述了微生物成礦作用,並介紹了硫桿菌、硫酸益還原菌、鐵細菌、硝化細菌、反硝化細菌等各種細菌在與鈾的生物成礦過程相關的地質元素循環中所起到的作用。Three experiments were conducted to study the effect of copper source and supplemental level in diet on the copper nutrition and immune function of mice. trial 1, effect of supplemental copper of different type on nutrition and specific immunity of mice - i at the base of copper exhaustion for 20 days, 84 male km mice were fed with the following feeds supplemented with different form and level copper : cu - lys4. 5mg / kg ( counted with copper, the following was same ), cu - lys 45mg / kg, cu - met 4. 5mg / kg, cu - met 45mg / kg, cuso4 4. 5mg / kg, cuso4 45mg / kg, adding a copper deficiency diet, there were 7 treatments totally, three repeats in each treatments. those mice were fed in plastic cages, each repeat was fed respectively
試驗一,不同形式銅對小鼠營養與特異性免疫功能的作用-昆明普通級雄性小鼠84隻,飼以低銅基礎飼糧20天後,分別添加以下銅源和銅濃度的飼糧:賴氨酸銅4 . 5mg kg (以銅計,以下同) 、賴氨酸銅45mg kg 、蛋氨酸銅4 . 5mg kg 、蛋氨酸銅45mg kg 、硫酸銅4 . 5mg kg 、硫酸銅45mg kg ,另設1個缺銅對照組,共計7個處理組,每處理3重復,用塑料籠飼養小鼠,每個處理的小鼠同籠飼養。Compared with other flame retardants, it has better function on restraining of the producing of smoke and sulfureted hydrogen, with the advantage of no contaminate, no corrosion and low cost
氫氧化鎂屬于添加型無機阻燃劑,與同類無機阻燃劑相比,具有更好的抑制發煙和硫化氧生成的作用,且無毒害、無腐蝕、價格低廉。The dissipation rate constants of malathion and methyl parathion with a concentration of 3 mg / l, and ethion, dicofol, and cyhalothrin with a concentration of 0. 5 mg / l in 2000 ml of 55 - 60 g canna planted water sulution were respectively increased by 77. 66 %, 117. 44 %, 64. 80 %, 38. 11 %, and 15. 35 % compared to those in unplanted water solutions
62mg幾。在植物修復過程中,鳳眼蓮的直接吸收積累與降解起主要作用,而微生物降解的作用除對樂果的凈化與植物吸收積累的作用相當外,對其他農藥則相對較小。與不種植植物的對照相比, 50乃0g美人蕉對2000ml分別含有3mg幾的馬拉硫磷、甲基對硫磷及0The technological process, technological formulation, operating conditions and function of each bath component were introduced
介紹了一種無氰亞硫酸鹽鍍金工藝的工藝流程、工藝配方、操作條件及鍍液中各組分的作用。Sulfate - reducing bacteria and their roles in treatment of sulfate - containing waste water
硫酸鹽還原菌及在處理硫酸鹽廢水中的作用Sulfur is one of indispensable nutrient elements for plant growth. the functions in agriculture production and market demand of sulfur as fertilizer are elaborated, and the performance and the foreign production process of sulfur as fertilizer are introduced
硫是植物生長必需的營養元素之一,闡述了硫肥在農業生產中的作用和市場需求情況,介紹了肥用硫磺的性能特點和國外肥用硫磺的生產工藝。分享友人