電沉積鉻 的英文怎麼說
中文拼音 [diànchénjīgè]
電沉積鉻
英文
electrodeposited chromium- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 沉 : Ⅰ動詞1 (沉沒; 墜落) sink 2 (沉下 多指抽象事物) keep down; lower 3 [方言] (停止) rest Ⅱ形容...
- 積 : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
- 鉻 : 名詞[化學] chromium (24號元素, 符號 cr)
- 沉積 : [地] deposit; sedimentation; deposition; precipitation
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The suitable additives recombination can not only improve considerably the quality of chromium coating, increase the brightness, current efficiency, dispersion ability and sedimentation velocity, but also enlarge the application scope of chromium plating technology
採用適當的添加劑復合不僅可以顯著提高鍍鉻層質量,增加光亮度、電流效率、分散能力和沉積速度,而且可以擴大鍍鉻工藝范圍。Using contrast and orthogonal experiment methods, the effect of electrolyte formulae for varied concentration of cr03 and technology of chromium plating on coating property was studied systematically in this paper. primary factors and their interrelations, which influence the brightness of coating, the current efficiency, dispersion ability and sedimentation velocity of electrolyte were discovered
本文採用對比試驗和正交試驗等方法系統地研究了低、中、高三種不同鉻酐濃度的鍍鉻液組成和鍍鉻工藝對鍍鉻層性能的影響,找到了影響鍍層光亮度、鍍液電流效率、分散能力和沉積速度的主要因素及其相互關系。Ec electrodeposited chromium coatings - electrolytic corrosion testing ec test
電沉積鉻層電解腐蝕試驗In view of severe pollution to environment caused by hexavalent hard chromium plating process in electroplating industry and for realization of cleaner production benefiting ecological environment, broad surface finishing technicians have been actively searching for substitute processes for hard chromium plating, among them electrodeposition of alloy coatings is an ideal substitute in the future
摘要為了實現清潔生產,改善生態環境,針對電鍍行業中嚴重污染環境的六價硬鉻電鍍工藝,廣大電鍍工作者致力於代硬鉻工藝的開發,其中電沉積合金鍍層技術將是未來比較理想的代鉻工藝。In 2005, 61 physical and chemical parameters were measured and analysed in sediments. these included particle size, electrochemical potential as highly anoxic sediment with negative potential is related to organic pollution, chemical oxygen demand which indicates organic pollutants, total sulphide inorganic constituents, source of the unpleasant - smelling gas hydrogen sulphide, 15 metals and metalloids aluminium, arsenic, barium, boron, cadmium, chromium, copper, iron, lead, manganese, mercury, nickel, silver, vanadium and zinc, and trace toxic organics pahs and pcbs - 16 compounds and 18 congeners respectively
2005年,沉積物監測包括分析61種物理及化學參數,其中有粒子大小電化學勢有機污染促使沉積物缺氧,而讓電化學勢呈負數值化學需氧量顯示有機污染程度總硫化物無機物,是造成難聞氣體硫化氫的主因15種金屬及準金屬鋁砷鋇硼鎘鉻銅鐵鉛錳汞鎳銀釩及鋅和痕量毒性有機物多環芳烴及多氯聯苯分別為16種復合物及18種同質物。Standard specification for electrodeposited engineering chromium coatings on ferrous substrates
鐵基物上電沉積工程鍍鉻層標準規范Hot shock and cathode electrolysis experimental results indicate the interface adhesion strength between coating and aluminum matrix is excellent. the element electronic probe image provide that the two composition are co - deposition ; structure analysis by xrd ( x - ray diffraction ) demonstrated that cr exists in the way of solid solution in the coating
Sem和金相觀測結果表明浸鎳后鍍層結晶緻密、厚度均一;熱震及陰極電解結果說明鍍層與基體結合牢固緊密;鍍層元素電子探針掃描圖說明鎳鉻兩種元素均勻沉積; xrd分析證明鍍層中鎳鉻以固溶體的形式存在。Corrosion protection of metals - electrodeposited coatings of nickel, nickel plus chromium, copper plus nickel and copper plus nickel plus chromium
金屬防腐蝕.鎳鎳鉻銅鎳銅鎳鉻電解沉積鍍層Chromate conversion coatings on zinc or cadmium electrodeposits. specifications and test methods
鋅或鎘電解沉積物的鉻酸鹽轉化鍍層.規范和試驗方法For the period 2001 - 2005, copper one of the metals commonly used in the pcb and electroplating industries was found in the sediment of all stations in victoria harbour at levels that exceeded the upper chemical exceedance limit
2001至2005年間,維多利亞港水質管制區沉積物的含銅水平銅為印製電路板及電鍍業常用的金屬之一,均高於化學超標上限,而荃灣附近沉積物的銅銀鉻鎳含量亦高於化學超標上限。The technique of fleet electricity deposited cr layer in die was introduced, which can make up performance defects of die material in increasing performance of die such as hardness and resistance to wear
摘要介紹了工件表面快速電沉積硬鉻層及採用感應加熱使硬鉻層鉻元素向基體擴散,以提高工件表面硬度和耐磨性。In addition, higher levels of cadmium, chromium, copper and other metals are also typically found in the sediment of typhoon shelters around victoria harbour. this contamination appears to be related to discharges between the 1960s and the 1980s from industries involved in electroplating and in the manufacture of printed circuit boards and electronics goods
另外,維港避風塘沉積物的鎘鉻銅和其他金屬水平一般較高,這種情況與六十年代至八十年代電鍍廠印製電路板廠和電子廠的污染排放有關。Standard specification for electrodeposited coatings of copper plus nickel plus chromium and nickel plus chromium
銅鎳鉻及鎳鉻的電解沉積鍍層標準規范分享友人