黑化的英文

black-oxide

blackening

chemography

melanism

+更多解释...

melanization

• 化:    change; turn; tran ...
• 黑化病:    melanism
• 黑化的:    melanized

例句与用法

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1. Quartz sand need three to four years to darkened completely
   石英砂完全黑化需要3 4年的时间。
2. The specific surface area of darkened sand was nearly 20 times than that of new quartz sand
   石英砂黑化后,比表面积比原来增大20倍左右。
3. Optics and optical instruments . veiling glare of image - forming systems . definitions and methods of measurement
   光学和光学仪器.成像系统的黑化闪光.定义和测量方法
4. Results indicated that mn , fe , al were the main elements consisting in the darkened coating of the sand media
   研究表明：石英砂滤料表面的黑化物质主要是锰、铁、铝等金属元素富集的结果。
5. Adding cation or anion to source water had bad effect on the adsorption of these three kinds of heavy metal , but not evident
   向原水中添加阴离子或阳离子都会影响黑化砂对三种重金属的吸附,但影响不大。

百科释义

黑化，又名黑度，在炼金术上意味着腐败作用或者分解作用。炼金术士认为成贤者之石的第一步是所有炼金术的成分必须清洗和加热成为一种相同的黑色物质。