lead pigments

lead pigments 基本解释

网络  铅质颜料

机械

重点词汇

• leadn. 铅, 铅条, 领导, 超前量, 领引, 榜样, 主角, 导线 vt. 引导, 带领, 领导, 指挥, 致使, 加铅于, 用铅包 vi. 领导, 带头, 导致, 用测深锤测深, 被铅覆盖 a. 带头的, 最重要的
• pigmentsn.色素;颜料pigment的复数

lead pigments 双语例句

1. 1、 The original white lead pigments have oxidized and turned black.
   最初的白色铅质颜料氧化后变成了黑色。
2. 2、 Factors affecting the tone during production of lead chrome yellow pigments were stated.
   介绍了铅铬黄颜料在生产过程中影响色光的诸因素。
3. 3、 The lead pigments are a big source of lead pollution.
   含铅颜料是主要的铅污染源。
4. 4、 It is found that hematite and malachite are more stable to both light and moisture than lead pigments, especially red lead, which can change into white lead at high humidity ( RH from 66% to 81%) with ultraviolet ray.
   铅颜料容易变化，尤其是铅丹在光照高湿（相对湿度66%～81%）条件下变成铅白。
5. 5、 Because of improper protection and environmental factors lead to color fading and color changing of pigments.
   由于保护的不当和环境因素的影响使作画的颜料变色、褪色和载体材料老化，使古画失去了原有的面貌。