degradation 六级

anthropogenic degradation of the environment.

人类造成的环境恶化

the third whammy was the degradation of the financial system.

第三件坏事金融体系的退化。

Hydroxymethylfurfural (5-HMF) is a degradation product of sugars.

羟甲基糠醛（5-HMF）糖的降产物。

Both enzymatic pathway (degradation by keratinase) and non-enzymatic pathway that is sulfitolysis occurred in the degradation process by streptomycete sp.B221.

链霉菌B221降角蛋白的过程中不但存在角蛋白酶降途径，而且存在非酶降途径—亚硫酸分作用。

The sulfamethazine was mainly degradated by chemical and photo degradation, while its degradation done by microorganism in soil only accounted for few portion.

磺胺二甲嘧啶在土壤中的降主降和化学降，微生物降只占很小的比例；

Moreover, it was shown that degradation of lignin was promoted by veratryl alcohol added, no effect of veratryl alco-hol on degradation of cellulose and hemicellulose was detected.

黎芦醇的加入对纤维素的降几乎没有影响,对半纤维素降的影响也不明显。

The analysis of the volatile nonenzymatic degradation products and enzymatic degradation of glucoraphenin in red radish and red radish colour by gas chromatography is discussed.

本文初步探讨了红心萝卜汁和萝卜红色素中异味物质的气相色谱分析方法。

Thus algae have a promotional function in photo degradation of phorate-and-phoxim.

因此,藻类对湖泊水体中甲拌辛的降有促进作用。

There are many hypotype in the MMPs.The relationship is extreme intimate between the MMP-13 and the degradation of articular cartilage.

它有许多亚型，其中MMP-13与关节软骨的降关系最为密切。

Lubrification degradation of low sulfur diesel oil causes oil pump abrasion of engine.

由于低硫低芳烃柴油的润滑性能下降,会导致发动的油泵磨损。

Bio - degradation role of aerobiotic organic substance and relationships between biological degradation and dissolved oxygen were stated, which provided theoretical basis for waste water reatment.

本文论述了需氧有物的生物降作用以及与溶氧平衡的关系,从而为污水治理提供理论依据。

degradation product from different component accelerated the aging, which could be exampled by the fact that HCl from degradation of PVC accelerated the hydrolyzation of cellulose and semicellulose.

木塑复合材料中各组分的降产物相互促进老化，PVC降产生的HCl溶于水，促进了纤维素和半纤维素的水。

Gradual degradation of α-actinin and actin was detected under both temperatures, and it was more obvious at 4℃.

α-辅肌动蛋白和肌动蛋白在2种温度下冷藏均呈逐渐降的趋势，且在4℃下冷藏降更为显著；

The application of surfactant in microbial degradation of petroleum pollution in recent years is introduced in this paper and the factors of choosing the eptitude surfactant are also disc.

石油污染日益严重,利用微生物降石油一种经济有效的石油污染治理方法。

The second order reaction dynamics constant of benzamide reacting with OH·was worked out through the degradation experiment of benzamide by EAP.

对苯甲酰胺进行电助催化氧化降试验，求得了苯甲酰胺与羟基自由基的二级反应动力学常数。

The photocatalytic degradation efficiency of titania can be further improved by codoping because of the synergy by doped elements.

对二氧化钛进行共掺杂，掺杂的元素产生协同效应，可以进一步提高二氧化钛的催化降效率。

This paper briefs the industrial usages i and harmfulness of cyclopentanone and cyclohexanone, and reviews the research progresses in microbial degradation of cyclopentanone and cyclohexanone.

摘简略介绍了环戊酮和环己酮的应用及危害，综述了目前国内外在环戊酮和环己酮微生物降的研究进展。

Degradation characteristics of parathion,parathion methyl and fenitrothion by a enzyme,extracted from the isolated strain YF11,was determined.

从降菌YF11中提取了降酶并测定了该降酶对对硫磷、甲基对硫磷和杀螟松的降特性。