对苯二酚

In studies, kojic acid has demonstrated efficacy similar to hydroquinone as a skin lightener in cases involving hyperpigmentation, freckles and age spots.

在研究报告，曲酸已证明疗效相似，对苯二酚，作为皮肤lightener在案件涉及的色素沉着，雀斑和年龄景点。

The results of the experiments indicate that metol and p-benzenediol can be catalyzed on the SAMs.

测定米吐尔和对苯二酚的常用方法有光度法[1 ] 、铈量法[2 ] 和电化学法[3] 。

The modified electrode can be used for the simultaneous determination of metol and p-benzenediol in photographic imaging agents. The method is simple, quick, sensitive and accurate.

该电极用于黑白显影液中米吐尔和对苯二酚的同时测定，结果满意。

The SMPEES copolymers have high ion exchange capacity because of o-methylhydroquione itself simple structure,which results in a high proton conductivity in reactively low degree of sulfonation...

发现邻甲基对苯二酚结构单元的存在，使聚合物具有较高的离子交换容量，从而使低磺化度的共聚物具有相对高的质子传导率。

The SMPEES copolymers have high ion exchange capacity because of omethylhydroquione itself simple structure, which results in a high proton conductivity in reactively low degree of sulfonation.

发现邻甲基对苯二酚结构单元的存在，使聚合物具有较高的离子交换容量，从而使低磺化度的共聚物具有相对高的质子传导率。

Four 20kg six-month old goats with permanent remen cannula were used to study the effect of three kinds of urease inhibitors acetohydroxamic acid, hydroquinone, yucca extract on nitrogen metabolism, nutrient degradability in rumen and nutrient digestibility.

本研究由4个试验组成，选用安装永久瘘管的6月龄山羊4只，采用4×4拉丁方试验设计，分别饲喂对照组饲粮、乙酰氧肟酸25mg／kg饲粮、丝兰皂甙36mg／kg饲粮、对苯二酚40mg／kg饲粮。

Arbutin – another inhibitor of tyrosinase, it works in a similar manner to hydroquinone, but without the side effects.

熊果苷 -另一种酪氨酸酶抑制剂，它在一个类似的方式，对苯二酚，但没有副作用。

The synthesis of divinyl liquid crystalline monomer 4-undecenyloyloxybenzoyl-4'-allyloxybenzoyl-p-benzenediol bisate and network polymers was described. The chemical structures of the synthesized monomer and network polymers were confirmed by FT-IR spectrum.

以双烯类液晶单体4-十一烯酰氧基苯甲酸-4'-烯丙氧基苯甲酸对苯二酚双酯为交联剂，通过与聚矽氧烷接枝反应，合成了系列网络聚合物P1~P5。

He best reaction conditions of TMAA were as follows: p-benzenediol as the polymerization inhibitor and the amount 1% of acrylic acid, reaction temperature 180 ℃,reaction time 3 h, raw material mass ratio of methyl eleostearate /acrylic acid 1:0.247 and the yield of TMAA was 85%.

MAA的最佳合成条件为：反应温度180℃，反应时间3 h，桐酸甲酯和丙烯酸的质量比为1：0.247，阻聚剂对苯二酚的加入量为丙烯酸质量的1%，产率为85%。

Mandelic acid is of particular benefit in those with darker complexions, where hyperpigmentation may occur with ingredients such as hydroquinone or glycolic acid.

扁桃酸是特别有益的，在那些黑暗的complexions ，色素沉着，可能会发生与成分，如对苯二酚或乙醇酸。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷