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- They use ultraviolet lamp to kill pests. 他们使用紫外线灯杀死害虫。
- Ultraviolet discoloration 紫外光变色
- A discoloration on the skin;a blemish. 皮肤上的疹斑；疙瘩
- For ultraviolet, nanometer is a preferred term. 对于紫外区通常用毫微米这一名词。
- A dark spot or discoloration in a mineral. 矿物中暗斑或变色
- A discoloration on the skin; a blemish. 皮肤上的疹斑;疙瘩。
- Good blade with minor edge nicks and discoloration. 只有次要的刀锋缺口和变色的好刃。
- She notices a discoloration around his hairline. 她注意到他的发际线有一块疹斑。
- Influence of Cloud on Solar Ultraviolet Radiation. 云对太阳紫外辐射的影响。
- Discoloration : Development of an undesired color. 脱色:去掉不想要的颜色.
- And exposure to ultraviolet light. 受到紫外线照射。
- The discoloration of ages had been great. 年深日久，房屋的颜色褪得很厉害。
- Methods Ultraviolet spectrophotometry was used. 方法采用紫外分光光度法。
- Use ultraviolet lamp to kill pests. 他们使用紫外线灯杀死害虫。
- How does the summer prevent ultraviolet allergy? 夏季怎么防止紫外线过敏?
- Can glasses prevent ultraviolet ray? 眼镜可以防紫外线吗？
- Why can ultraviolet ray synthesize vitamin D? ? ? ? 紫外线为什么能合成维生素D????
- They use ultraviolet lamp to kill mosquitos. 他们使用紫外线灯杀死蚊子。
- Ultraviolet rays can penetrate through clouds. 紫外线可以穿透云层。
- Does ultraviolet allergy do how? 紫外线过敏咋办啊？
