硝金酸 的英文怎麼說
中文拼音 [xiāojīnsuān]
硝金酸
英文
auric nitrate acid-
The authors suggest that the traces of nitric acid may be removed by boiling cyclonite in an autoclave at 140℃.
研究者們提出,(黑索金中)微量的硝酸,可於140下在壓熱器中煮洗除去。Methods for analysis of chemical oxidation solution for magnesium alloy - part 16 : determination of potassium bichromate content in nitric acid oxidation solution by potentiometric method
鎂合金化學氧化溶液分析方法第16部分:電位滴定法測定硝酸氧化溶液中重鉻酸鉀的含量The gold in blister copper sample was pretreated with nitric acid - sulphuric acid to remove copper, digested with aqua, and determined by flame atom absorbance spectrometry
摘要本文建立了用硝酸硫酸預處理除去大量的銅,王水溶解,火焰原子吸收法測定粗銅中金的分析方法。< uk > the authors suggest that the traces of nitric acid may be removed by boiling cyclonite in an autoclave at 140. < / uk >
< uk >研究者們提出, (黑索金中)微量的硝酸,可於140下在壓熱器中煮洗除去。 < / uk >The main study in this paper included as follows : the content and distribution of heavy metals in sediments and benthic organisms from the sewage stream in guangzhou city ; the acute toxicity and joint toxicity of mercury and selenium to swordtail fish ( xiphophorus helleri ) ; the damage of mercury to the indexes of antioxidant system in the gills and livers in swordtail ( including the measurement of the activities of total antioxidative capacity [ t ~ aoc ], superoxide dismutase [ sod ], glutathione peroxidase [ gsh - px ] and the concentration of malondiald - ehyde [ mda ] ) and the relief effects of selenium on it, as well as the physiological damage of mercury on the tissues, namely : the antagonistic effect of na + - k + ~ atpase activity on the tissues between selenite and mercury, and the ultrastructural damage under the exposure of mercury
研究內容主要有:廣州市河涌沉積物及底棲生物體內重金屬含量及評價;汞和硒對劍尾魚的急性毒性和聯合毒性及安全濃度的評價;汞對劍尾魚鰓和肝臟中抗氧化系統的毒性,包括對總抗氧化能力、超氧化物歧化酶、谷胱甘肽過氧化物酶活力及丙二醛含量的測定及硒對其保護作用;汞對劍尾魚組織生理毒性即:汞對na ~ + - k ~ + atpase活力的影響及硒的保護作用和汞和對劍尾魚組織超微結構的損傷等。以高氯酸?硝酸消化法和火焰原子吸收分光光度法測定了廣州市河涌沉積物和底棲生物中重金屬含量。Standard test method for mercurous nitrate test for copper and copper alloys
銅和銅合金的硝酸亞汞試驗的標準試驗方法Food and war supplies from san francisco to noumea, new caledonia ; nitrate from espiritu santo, guadalcanal, suva, antofagasto ( chile ), canal zone, guantanamo bay ( cuba ), arriving savannah on april 3, 1943
從舊金山運輸食品和補給品到努美阿(新喀里多尼亞島首都) ;在1942年4月3日從聖埃斯皮里圖島、瓜島、蘇瓦島、智利、運河區、古巴運送硝酸鉀到薩凡納。Study on concentrated pufa from tuna oil by silver nitrate concentration
硝酸銀絡合法濃縮金槍魚魚油多不飽和脂肪酸的研究Preparation and characterization of gold nanoparticles and their application in biochemical analysis
硝酸工業用鈀合金捕集網的應用研究進展Test method for porosity in gold coatings on metal substrates by nitric acid vapor
硝酸蒸氣測試金屬基體上金塗層孔隙率的方法Standard test method for porosity in gold coatings on metal substrates by nitric acid vapor
用硝酸蒸汽測試金屬基體上金塗層孔隙率的標準試驗方法Chemical analysis of hydrochloric, nitric and sulphuric acids. test of heavy metals content
鹽酸硝酸和硫酸的化學分析.重金屬含量的試驗It is based on the exothermic reaction of the corresponding metal nitrates with a reducing agent and yields extremely fine - grained ashes that readily convert into pure znfe2o4 when treated thermally
該法是在還原條件下,以相應的金屬硝酸鹽的放熱反應為基礎從而產生了超細粉末,然後通過加熱使其轉化為純的znfe _ 2o _ 4相。Results came as follows : in this dissertation, we found that it was the smallness of the positive electrode capacitance that limits the performance of carbon based supercapacitors in alkaline electrolytes, and the performance could be meliorated if the active material loaded on positive electrode increased. activated carbon electrode was proved to have good capacitor performances in neutral electrolyte such as ammonium sulfate solution and ammonium nitrate solution, but a correlated problem is the corrosion of the metal current collector
本文通過考察活性炭電極在堿性電解液中的電極行為,指出活性炭電極在堿性溶液中正極性能較差是影響碳基超級電容器性能的重要因素,增大正極活性物質的載量能夠使電容性能得到一定程度的改善,同時發現活性炭電極在硫酸銨和硝酸銨等中性電解液中具有優越的電極性能,但存在金屬集流體的腐蝕問題。Atmospheric pressure dilute nitric acid leaching of gold from flotation concentrate
金精礦常壓稀硝酸自循環氧化浸金工藝研究Zhejiang is a strong province in agriculture. with the planting area of great profit crop becoming large and the worth ascending, contaminated food, food poisoning and export of farm product meeting with a check by superscales of pesticide, heavy metals and nitrates get a extensive attention
浙江是一個農業大省,隨著經濟農作物種植面積的擴大和產值的上升,農藥、重金屬和硝酸鹽超標引起的食物污染、食物中毒和農產品出口受阻已受到人們的廣泛關注。The flesh of this biota was tested for their cadmium, lead, chromium, nickel, copper, and zinc concentrations ( based on wet weight ) using the method of hnq3 - hc104 digestion and flame atomic absorption spectrophotometry
以高氯酸?硝酸消化法和火焰原子吸收分光光度計測定了廣州石牌市場食用魚類和雙殼貝類的cd 、 pb 、 cr 、 ni 、 cu和zn等重金屬的含量。The paper analyzed the soil pollution in the farmland affected by chemical fertilizer, which included increasing the quantity of heavy metal and poisonous elements, causing the accumulation of the nitrates in the soil, destroying the soil structure, promoting the soil acid, reducing the soil microorganisms and the movement of them
摘要分析了化肥對土壤環境產生的不良影響;增加土壤重金屬與有毒元素;導致土壤硝酸鹽積累;破壞土壤結構,促進土壤酸化:降低土壤微生物活動。Wrought copper and copper alloys - detection of residual stress - mercury nitrate test
銅及銅合金加工材殘余應力檢驗方法硝酸亞汞試驗法When exciting at 1064nm, the fluorescence of the crystal violet ( cv ) in the cv - au sol system will be quenched rapidly and meanwhile its raman signals will also be enhanced at least 105. after addition of some drops hno3 ( 1 + 10 - 2m ), due to the chemical interaction between some cv molecules and hno3, some hcv derivatives will be formed. compared with cv, hcv can be adsorbed on metal surface more easily and tightly so there is some extra enhancement in this condition
結果表明,結晶紫分子?金膠體系中結晶紫分子在1064nm近紅外光激發條件下,其熒光得以大大淬滅,同時拉曼得到了至少不低於10 ~ 5倍的增強;當進一步加入硝酸使得其處于酸性氣氛下時,由於部分結晶紫分子與硝酸發生了化學作用形成了結晶紫分子的單替代衍生物( hcv ) ,而hcv與結晶紫分子相比,更容易吸附在金屬表面,因此結晶紫分子nir - sers還將有很大的增強。分享友人