trivalent chromium 中文意思是什麼
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One such crystal is the ruby, which contains trivalent chromium ions dispersed in a matrix of alumina.
這樣的晶體有一種叫「紅寶石」，它包含的三價鉻離子彌散在氧化鋁的基體中。 -
Production of activated trivalent chromium and its role in the prevention of cancers
活性三價鉻的制備生物活性及抗癌作用 -
One such crystal is the ruby, which contains trivalent chromium ions dispersed in a matrix of alumina
這樣的晶體有一種叫「紅寶石」 ，它包含的三價鉻離子彌散在氧化鋁的基體中。 -
Seen from the experiment result, it is clear that the deposited coating obtained with the trivalent chromium electrodepositing method we use is smooth, homogeneous, dense, and has good unti - erosive ability, high stiffness. the color ol ihe deposited coaling ol irivalent chromium is similar with that of hexavalent chromium. further more, this process has a good ability of homogeneous and deep depositing with simple facility, high current efficiency, and wide working current flow and even more it avoids environmental pollution
實驗結果表明，本文採用的三價鉻鍍鉻方法能電鍍出鍍層光滑、均勻、緻密、抗蝕性好、硬度高的鍍層，而且解決了鍍層顏色的問題，使三價鉻鍍層不僅具有現行六價鉻鍍層的天藍色光澤，同時還具有電流效率高、均鍍能力與深鍍能力好、工作電流密度寬、設備簡單、無環境污染等特點。 -
For the purpose of industrial manufacture, the practical and comprehensive system of evaluation criterion was made for the chromium electrodeposited coating ' s physical and chemical properties. besides, through parallel analysis, the indexes of trivalent chromium and hexavalent chromium electrodeposited coating were contrasted
本文還從工業生產角度山發，對鍍鉻層理化特性提出了較為全面而實用的評價指標體系，並對三價鉻鍍鉻層與標準六價鉻鍍鉻層的各項性能指標進行了對比分析。 -
The plating technique of trivalent chromium used now has many disadvantages such as low stability of solution, high cost of raw material
六價鉻電鍍工藝存在嚴重的環境污染問題，利用三價鉻鍍鉻取而代之已經迫在眉睫。 -
For the time being, there is still no perfect trivalent chromium plating technique having been used in industry in china. thus the research on trivalent chromium plating attracts many concerns
然而目前的三價鉻鍍鉻工藝存在著鍍液穩定性差、成本較高等缺點，使其成為電鍍研究領域中的熱點和難點之一。 -
In this paper, the preparation of the source of chromium was explored. i lull cell test was used to have the research on the prescription of trivalent chromium plating solution by single factor test and orthogonal test
本文探索了新型廉價鉻源的制備方法，並應用赫爾槽試驗，對三價鉻鍍鉻溶液的主要配方及成份進行研究。 -
With the combination of xrf and xrd, we studied the rule of component, structure, crystal grain feature of chromium deposited coating. the law of trivalent chromium electrodepositing were extracted and contrasted with that of hexavalent chromium, laying a foundation stone for the deeper research on the process of trivalent chromium electrodeposition and it ' s industrialization
並結合xrf 、 xrd等研究手段，對不同工藝條件下所得鍍層的成份、結構、品粒特徵規律進行研究，提出了三價鉻鍍鉻的電鍍機理，為深入研究三價鉻鍍鉻工藝及工業化應用奠定了基礎。 -
" trivalent chromium passivation shall be used unless written exception or specification update provided.
要應用三價鉻的鈍化，有書面指出的例外或規格更新時除外。 -
The technological process of trivalent chromium plating and the way of preparing the cheap chromium material were explored. the contribution of the technological parameter, such as current density, temperature, ph values and time to the trivalent chromium plating, was studied. the technological condition, which is suitable to be industrialized, was determined
通過模擬生產試驗，研究了三價鉻工藝流程，探討了電流密度、溫度、 ph值、電鍍時間等工藝條件對三價鉻成膜性能的影響規律，並確定了適合於工業化生產的工藝條件。
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