查询词典 benzoic

Phenol,benzoic acid,and paraaminobenzoic acid,as the elicitors,were evaluated in lab of their efficiences to induce potato tuber against early blight,and the change of resistance related enzymes were investgated in induced potato tuber.

利用苯酚、对氨基苯甲酸和苯甲酸等3种芳香族类化合物作为激发子，对马铃薯块茎抗早疫病的效果进行了探讨，同时分析了诱导处理后马铃薯块茎中与抗病性相关的酶活性的变化。

Some of the individual acids that were released, such as pentanoic and benzoic acid, were present throughout all seven days that the experiment was conducted.

某些产生的酸类，比如戊酸和苯丙酸，在实验进行的七天内一直存在。

The results of toxicity determination of benzoic acid and phenylacetic acid showed that BA and PA were all toxic to masson pine excised needle and excised branch, among those the toxicity of BA was stronger.

3苯甲酸和苯乙酸的毒性测定显示，苯甲酸和苯乙酸对马尾松离体松叶和离体松枝均具有毒性，其中苯甲酸的毒性较强。

Four series and sixteen solid complexes of rare earth chloride with 1-naphthoic acid (L_1),benzoic acid (L_2),phenylacetic acid (L_3) and Mandelic acid (L_4) have been synthesized by method of solid state reaction at low temperature,and then these complexes were characterized by chemical analysis methods.

本文采用低温固相合成法，以稀土氯化物、1—萘甲酸(HL_1)、苯甲酸(HL_2)、苯乙酸(HL_3)、苯羟乙酸(HL_4)为原料，以六次甲基四胺为质子受体，合成并表征了四个系列十六种固态配合物。

E. irradiation power is 200W, the ratio of phenylamine to benzoic acid is 1:1.5, the irradiation time is 5 min, and the reaction temperature is 180℃.

利用正交实验设计法对影响收率诸因素进行了考察，确定最优工艺条件为：在微波功率200W下苯胺与苯甲酸的摩尔比1：1.5、辐射时间5 min、反应温度180℃。

The free phosphonic groups shielded most of the Lewis-acid sites on the surface of zirconia and imparted negative charges on the surface at high pH, resulting in excellent resolution for phenols and a great improvement for the separation of benzoic acids.

在该固定相上，酸性化合物的色谱性能得到明显改善，硝基酚、苯二酚等在氧化锆上通常难以洗脱的酚类化合物，均得到了高效分离。

The reaction between 2-hydroxy benzoic acid and 3-methyl-1-butanol using phosphotungstic acid as catalyst were studied and the best catayst amount, react'ratio and reaction time were also discussed.

研究以磷钨酸为催化剂，由水杨酸与异戊醇制备水杨酸异戊酯的工艺条件，找到最佳催化剂用量，最佳反应时间及醇酸摩尔比，并研究了带水剂对反应收率的影响。

The results indicated phthalid acid, benzoic acid and cinnamic acid all inhibited the germination of different processed tomato varieties, which caused lower germination rates and shorter radicle compared with those of ck. The difference reached significant level or extremely significant level.

结果表明：邻苯二甲酸、苯甲酸和肉桂酸均抑制了加工番茄不同品种种子的萌发，表现在萌发率、胚根长较对照均有所降低，差异达到显著或极显著，而且随有机酸浓度的增加，这种抑制程度也逐渐增强。

For product column T202 top, except that very small amount of benzoic acid and phthalide were contained, the rest was benzene anhydride, the column bottom was heavy component, which can meet the separation requirement.

产品塔T202塔顶除含有极少量苯甲酸、苯酞外，其余均为苯酐，塔底为重组分，满足分离要求。

A salt or ester of benzoic acid .A salt or an ester of propionic acid .

兴奋剂一种粉末状的兴奋剂，通常是氨基丙苯

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。