discolouration

过去式：

动词过去式: discolored

更多词形：

动词过去式: discolored | 动词过去分词: discolored | 动词现在分词: discoloring | 动词第三人称单数: discolors |

单词例句：

Do not warp , not crack , do not discolour , do not fade , it is durable and durable , maintenance is simple.

不变形，不开裂、不变色、不退色，经久耐用，维护简单。

Keywords soybean peptide;activated carbon;discolouration;

大豆多肽;活性炭;脱色;

Discolouration of the deposits in production of brass plating

浅谈黄铜电镀生产中镀层变色问题

The kinds discolour phenomena were categorized to different flowers in this study and tried to different flowers in this study and tried to find their cause.

以不同花卉材料在压制过程中颜色的变化为研究对象,对其色变现象进行了分类归纳。

Keywords Copper;ethyl violet;discolouration reaction;

铜;乙基紫;褪色反应;

Study on New Type Silver Discolour Inhibitor

新型银变色抑制剂的研究

PH-neutral mount; will not discolour the picture.

PH值中性装裱纸;不会使图片褪色。

resistance to heat discolouration

抗热变色性

Shake well before use. Test in an inconspicuous area prior to first use to avoid discolouration.

用前先摇匀，初次使用前先在不显眼处试用，以确定皮具是否会褪色或变色。