有活性的

The results showed that the soil catalase and dehydrogenase activities, soil microbial biomass N and microbial biomass C were restrain somewhat by four acetanilide herbicides at the beginning of cultivation, but can recover soon.

研究表明，培养初期丁草胺、乙草胺、丙草胺和异丙甲草胺对土壤过氧化氢酶和脱氢酶活性、对土壤微生物量氮和微生物量碳有不同程度的抑制，但均能很快恢复，四种供试酰胺类除草剂对土壤生态的影响不大，除草剂之间也没有表现出显著差异；培养初期rac-异丙甲草胺和S-isomer高浓度处理均比常规用药量处理对土壤酶、土壤BN和Bc的影响大。

1 The scavenging effects of fucoidans on superoxide, hydroxyl radical and hypochlorous acid were studied by the method of chemiluminescence and Escherichia.coli.

发现低分子量的岩藻聚糖硫酸醋对LDL有很好的抑制作用，活性明显高于大分子的组份，而且硫酸根含t越高，抗氧化效果越好。

The effects of the water dosage, pH value and alkalify mode in the preparation process on the photocatalytic activity of TiO2 were examined, and the optimum preparation conditions were also determined by orthogonal design.

制备过程中的加水量、pH值和加碱方式对TiO2光催化活性有影响，通过正交实验确定了TiO2的最优的制备条件。

In general, catalytic activities of iron complexes bearing electron-donating alkyl groups increase with the net charges increasing.

取代基的电子效应占主导作用的催化剂，活性与中心金属原子净电荷有较好的相关性。

During seeds stratification under nature temperatures, the total activity of the lipase, amylase and endopeptidase increased, this change was concurrent to degradability of fat, amylum and protein.

在自然层积过程中，青钱柳种子的脂肪酶、淀粉酶和蛋白酶活性都有不同程度的增加，这种变化与脂肪、淀粉、蛋白质的降解进程是一致地。

It shows higher photocatalytic activity in the phenol degradation reaction than anatase that has very similar specific surface area.

苯酚的 光催化降解实验表明它比具有相同比表面积的锐钛矿粉体有更高的光催化活性。

Ambergris is used in the modern perfume industry as well, but due to its high price and reduced whale hunting it is often replaced by components containing ambrein, the the principal active fragrant ingredient of ambergris, extracted from plants such as Rockrose, Bee Balm and Angelica.

是现代香水工业公司龙涎香用作好，高价格的目的，由于减少性传播感染和捕猎鲸鱼往往是通过遏制ambrein，芬芳的龙涎香的主要活性成分，从植物中提取成分代替有这样罗克罗斯蜂膏和当归。

There are a lot of researches show that essential have the control effect on agriculture pest, but there have not been reported the biological activity of bitter almond oil on pest.

大量的研究表明植物精油对农业害虫有不同程度的防治效果，但苦杏仁精油对害虫的生物活性研究在国内外均未见报道。

All the patterns in bud and different parts of scale change at different stages,and the peroxidase activity in bud and adaxial epiderm is higher than that in the inner tissue of scale.

发现芽和鳞片不同部位的同工酶谱带在解除休眠的不同时期均有变化，且芽和鳞片近轴面表皮的过氧化物酶活性明显高于鳞片内部组织。

It has been shown that boranophosphates are more lipophilic and nuclease-resistant than the normal phosphate diesters.

为了进一步提高它们的活性，降低毒性，对已有药物进行结构修饰，形成前药，是目前抗HIV药物研究的一个重要方向。

I'm strongly against the death penalty — it's an eye for an eye.

我不赞成死刑——这是以牙还牙的报复行为。

And to get you the support you need, we're enlisting all elements of our national power: our diplomacy and development, our economic might and our moral suasion, so that you and the rest of our military do not bear the burden of our security alone.

并给你们所须的支援，我们正徵召国家所有各种的力量：我们的外交及发展，我们的经济力量与道德劝说，所以你们与其他军人不须要孤独地负起国家安全的责任。