查询词典 resorcin

Carbon xerogels with high electrical conductivity were prepared with resorcin / formaldehyde via ambient drying technology and were characterized by XRD and four-probe electrical conductivity measurement.

以间苯二酚/甲醛为反应物，采用常压干燥工艺制备了高电导率的炭气凝胶，并用 XRD 和四探针电导率测试仪对其进行了表征。

A yeast strain was isolated from sesame flower and classified as Candida tropicalis, with phenol, resorcin and bengidine as the sole carbon and energy resource.

实验室分离的一株热带假丝酵母(编号为8953)具有较强的苯酚降解能力，并可以利用苯酚、间苯二酚、联苯胺等芳烃为唯一碳源和能源生长。

The suitable synthesis conditions were defined as follows: the molar ratio of DCPP and resorcin was 2.1:1;the dosage of catalyst made by myself was 1.5% of the amount of the resorcinol;the first reaction temperature was 120～130℃,the reaction time was about 60min,the second reaction temperature was160～170℃,the reaction time was 60min,the third reaction temperature reaches to 210～220℃ for removing the unreacted phenol and superfluous DCPP.

确定了反应的最佳工艺条件：DCPP和间苯二酚的物质的量之比为2.1：1；使用自制的催化剂，用量为间苯二酚质量的1.5％；起始反应温度为120～130℃，反应时间约为1h；第二步反应温度为160～170℃，反应时间约为1h，最后把温度升到210～220℃除去残留在产品中的苯酚和过量的DCPP，产品收率约为92.0％。

The blending method, blending time, the level of waste rubber powder and WRP modified by resorcin and hexamethylenamine were investigated to find their influence on the mechanical properties of NR blends.

研究了共混方法、共混时间、废胶粉的用量以及废胶粉经间苯二酚和六次甲基四胺改性后对废胶粉/NR共混胶力学性能的影响。

New absorbance ratio derivative method ; Simultaneous determination ; Phenol ; Resorcin

吸光度比值－导数光谱新方法；同时测定；苯酚；间苯二酚

Resorcin salicylic acid 2,2＇, 4-trihydroxybenzophenone ultraviolet absorbent

间苯二酚邻羟基苯甲酸 2，2'，4-三羟基二苯甲酮紫外线吸收剂

Resorcin ; co-metabolism substrate ; anaerobic degradation ; reaction rate constant

间苯二酚；共代谢基质；厌氧降解；反应速率常数

The protein had the specificity on substrate recognition, which could decompose 3,4-dihydroxybenzoic acid to catechol but not 2,4-dihydroxy- benzoic acid to resorcin. The ligand at C-3 site of benzene ring had no effect on enzyme activity.

蛋白质还具有底物识别的特异性，能够催化3，4-二羟基苯甲酸转化为邻苯二酚，而不能催化2，4-二羟基苯甲酸转化为间苯二酚，这表明苯环上3'位的配基对酶活无影响。

Resorcin biodegradation was studied by acclimated anaerobic sludge with sucrose,glucose,butyrate and ethanol as co-metabolism substrates in ASBR reactor.

分别用蔗糖、葡萄糖、丁酸盐和乙醇作为驯化好的厌氧污泥的共代谢基质，在厌氧序批式反应器中对间苯二酚的降解进行研究。

On basis of the color reactions of 4-(2-pyridine azo)-resorcin with copper, zinc and manganese, but the absorption spectrum of complex compounds which they created overlapped with each other seriously. Dealing with the spectrum data with the method of multivariate calibrations of chemometrics, we can simultaneously analyze the measured spectrum of mixture.

基于这三种金属离子均能和4-（2-吡啶偶氮）－间苯二酚发生显色反应，但所生成络合物的吸收光谱重叠比较严重，采用化学计量学的多元校正方法，解析了Cu(上标 2+)、Zn(上标 2+)、Mn(上标 2+)混合物的测量光谱。

But GST= 0.156, Nm=1. 588. As a result, the foundation of Youyongchi Avicennia marina population was the result of the migration of hypocotyles and human factors.

这项工作可以为海岸防护林中新引进种类的判定以及为研究种群建立者效应方法的确定提供科学依据。

The two-dimensional CDRC-ADI-FDTD update equations for collision unmagnetized plasma are induced. The unconditional stability of the CDRC-ADI-FDTD formulation for collision unmagnetized plasma is obtained by the examples.

推导了碰撞非磁化等离子体中的二维CDRC-ADI-FDTD迭代公式，并用算例验证了碰撞非磁化等离子体CDRC-ADI-FDTD算法也是无条件稳定的。