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- Correlations Between Ultraviolet Absorbancy Degree and COD in Water 水中紫外吸光度与COD的相关性
- Keywords Ultraviolet absorbancy degree;COD;Contrast test;Correlation; 紫外吸光度;化学需氧量;比对试验;相关性;
- Ultraviolet absorbancy degree 紫外吸光度
- ultraviolet absorbency degree 紫外吸光度
- Quenching agents could be particularly effective in combination with ultraviolet absorbers. 猝灭剂与紫外线吸收剂并用时效果更为突出。
- Test Method for Ultraviolet Absorbance and Absorptivity of Petroleum Products (05. 石油产品的紫外线吸收能力的试验方法(05。
- The different kinds of ultraviolet absorbers were reviewed,and the benzotriazole type UV absorbent were emphatically introduced. 综述了不同种类的紫外线吸收剂,着重介绍了苯并三唑类紫外线吸收剂。
- The different kinds of ultraviolet absorbers were reviewed, and the benzotriazole type UV absorbent were emphatically introduced. 摘要综述了不同种类的紫外线吸收剂，着重介绍了苯并三唑类紫外线吸收剂。
- The dyeing behavior of extracted natural pigments of Rheum was discussed and dyed fabric's ultraviolet absorbing was characterized in this paper. 就提纯的天然染料大黄染色性能以及大黄染色后织物的紫外吸收性能进行研究。
- CeO_2 can be used in many fields, for example it was use as luminescence material, catalyzer, electronic ceramics, glass polishing agent, ultraviolet absorber. 氧化铈是一种用途广泛的材料,可用于发光材料、催化剂、电子陶瓷、玻璃抛光剂、紫外吸收材料。
- Results: of all the six samples, absorbance reduces a little every one hour, Absorbance degree of 0.9%NS 50ml and 100ml is higher than that of houttuynid cordata injection. 结果:在6份样品中;吸收度每隔1h略有降低;降低幅度不大;但在0.;9%25NS50ml和 100ml中;吸收度与鱼腥草注射液的吸收度相比;降低较多。
- At all level of visible light transmittance, the high performance ultraviolet absorbing substrate of Heat Mirror?can shield over 99.5% harmful ultraviolet outside . 热镜中空玻璃产品可以选择各种可见光透过率的光谱选择性反射薄膜，薄膜中集成了高效紫外吸收剂，可以屏蔽99.;5%25有害的紫外辐射入室。
- Uses: Mainly used to high performance permanent-magnet,magneto optical material,ultraviolet absorbing glass,functional ceramic,colorant and decolorizer of glass. 用途:主要用于高性能永磁、磁光材料、吸收紫外线玻璃、功能陶瓷、激光荧光材料、稀土生物材料、玻璃的着色剂及脱色剂。
- METHODS: The mice were placed subcutaneously with cuttlebone and PGA in the back.The inflammatory reaction and absorbing degree of cuttlebone were investigated at 1, 2, 4 and 8 weeks post-operation. 方法 在小鼠背部皮下分别埋置海螵蛸支架和PGA，在术后1、2、4、8周观察炎症反应和吸收情况。
- The retailer has to absorb the cost of wastage. 零售商须承受耗损的费用。
- Ultraviolet absorber UV-284 (2-hydroxy-4-methoxy diphenyl ketone 5 sulfonic acid)is obtained by synthesis from 2-hydroxy -4-methoxy diphenyl ketone,and its yellowing-resistant property on silks is investigated. 以2-羟基-4-甲氧基二苯甲酮为原料,合成了2-羟基-4-甲氧基二苯酮5-磺酸,即紫外线吸收剂uv-284。
- Each of the components is useful in its degree. 每一个元件都各有程度不同的用处。
- They use ultraviolet lamp to kill pests. 他们使用紫外线灯杀死害虫。
- She won't be able to absorb another heavy blow. 她无力承受再一次沉重的打击。
- Criticism is not lost on you to some degree. 在某种程度上，批评对你起了作用。
