Discoloration of the enamel, primer, or chrome or evidence of cadmium damage on the inner diameter of the axle may require the heat-damaged component be removed from service.
如果轴的内径上的珐琅、底漆、镀铬层退色或镀镉层损伤，应当在部件投入使用之前拆下热损部件。
2
The "syndrome" consists of a brownish discoloration of the skin caused by prolonged exposure to heat from the computer.
这个“综合症”包含长时间暴露在电脑热量下引起的皮肤色素减退。
3
When heated to high heat soldering temperatures, some 950 palladium alloys will develop a bluish-purple surface discoloration.