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- Application of UV absorbing compounds and radical trapper or antioxidants onto paper have been reported to stabilise the brightness against light exposure. 紫外吸收类化合物、游离基捕获剂或抗氧剂等处理纸张制止纸张返色的研究已有报道。
- UV B radiation promoted the expression of PAL and resulted in the accumulation of flavonoids in the leaves of spinach and Chinese cabbage. UV－B辐射诱导菠菜和小白菜叶片内苯丙氨酸解氨酶（PAL）活性迅速升高，并导致其体内吸收UV－B的类黄酮化合物大量积累。
- It was also found that 13.0 kJm -2 day -1 UV B inhibited catalase and superoxide dismutase activities and increased malondialdehyde content in the leaves of Chinese cabbage . 同时UV－B辐射降低小白菜叶片内抗坏血酸的含量，13.;0kJm－2d－1的UV－B辐射显著抑制了小白菜叶片内过氧化氢酶和SOD酶的活性。
- Aromatic fibres provide a good filter for UV B rays, but the UPF can be improved markedly with a newly developed, specific UV absorber which also screens UV Arays. 芳香纤维对UV B段辐射有很好的过滤作用 ,但随着新开发的也可屏蔽UV A段辐射的UV吸收剂的出现UPF值得到了巨大改善。
- In general, aquatic organisms have three levels responses to minimize the exposure to UV-B: (1) behavioral avoidance, (2) manufacture or sequester UV-B absorbing compounds, (3) DNA repair mechanisms. 由于不同生物具有不同适应UV-B伤害的机制，湖泊生态系统的结构和功能也势必会发生变化。
- Field experiments performed in Nanjing area show that enhanced UV B radiation causes marked variations in canopy structure of wheat and in turn affects the canopy s light reflectance and absorption. 南京地区小麦田间紫外辐射试验表明,紫外辐射量的增大能显著影响小麦的群体结构,进而影响小麦对紫外辐射的反射与吸收。
- THE PRESENT SITUATION AND PROSPECT OF THE UV B CLIMATOLOGY IN ANTARCTICA 南极地区UV-B气候学现状与展望
- Keywords UV B radiation;Phaeodactylum tricornutum;anthracene;DNA damage; 紫外线辐射;三角褐指藻;蒽;DNA损伤;
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- Keywords anthocyanin;co-pigment;ultraviolet absorbing compound;Petunia hybrida;UV-B radiation; 花色素苷;辅色素;紫外吸收物;矮牵牛;UV-B辐射;
- C comes after B in the alphabet. 在字母表中C接在B后面。
- The "b" in "comb" is not sounded. comb这个词里的"b"是不发音的。
- The old woman does not know from A to B. 这位老太太一字不识。
- B comes before C in the alphabet. B在字母表里排在C之前。
- UV-B absorbing compounds 黄酮
- Advance of plant response and adaptation under enhanced UV-B radiation and the effect of enhanced UV B on plant photosynthesis UV-B辐射增强对植物光合作用的影响及植物的相关适应性研究
- Keywords Abies faxoniana;Acer mono Maxim;Antioxidant enzymes;Nitrogen supply;Photosynthesis;Picea asperata;Proline;Swida hemsleyi （Schneid. et Wanger.） Sojak;UV-B absorbing compounds;UV-B radiation; 光合;红椋子;抗氧化酶;冷杉;氮供应;脯氨酸;色木槭;UV-B辐射;UV-B吸收物质;云杉;
- Fixing B using A under the UV condition will produce A/B electrode. 用A将B在紫外光照的条件下固定在电极表面，形成A/B电极。
- As melanin encounters UV light, it turns brown. 黑色素遭遇到紫外光后变成褐色。
- Line A is four times the length of line B. 线条
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
