生物活性的

Synthesis , Structure and Biological Activities of Pyrethroids with Nitrogen Containing Five Membered Heterocyclic Ketone Moieties

含氮五元杂环酮的拟除虫菊酯的合成，结构和生物活性

The significant biological and apply value of Nostoc Sphaeroids kutz with abound nutrition and infrequent distribution had been paid people\'s much attention.

葛仙米以其资源稀少、营养价值丰富、独特的生物活性和广泛的应用价值而引起人们地关注。

At present, with biological activity also easy to oxidation products, the technology is the most effective methods.

目前， 在具有生物活性又易氧化的产品中，该技术是最有效果的方法之一。

Recently, the study on molecular design, synthesis and biological activity of oxime compounds has attracted more and more attention.

目前该类化合物的分子设计和合成及生物活性研究是农药创制的热点之一。

At present, the study on molecule design, synthesis and biological activity of oxime ester compounds is a important field of pesticide development and research.

现在对于肟酯的分子设计、合成以及生物活性是农药研究领域的重要方向。

Effects of paclobutrazol (PP333) on growth and activitibes of antioxidative enzymes of Platymonas helgolandica and Pavlova viridis were studied by using experimental ecology and biochemical methods.

运用实验生态学和生物化学的方法，研究了多效唑对青岛大扁藻和绿色巴夫藻生长和抗氧化酶活性的影响。

Melatonin is a kind of indolyl hormone biosynthesized in the pineal gland ,which has extensive physiological activities.

褪黑激素是色氨酸在松果体内生物合成的一种吲哚类激素，具有广泛的生理活性作用。

Functionalized tetrahydropyridine and piperidine ring systems are widely found in biologically active natural products and pharmaceuticals.

四氢吡啶和哌啶环结构是那些有生物活性和药用价值的天然产物中最常见的结构之一。

Twenty macroelements and microelements were analyzed in the leaves, stems and roots of Plumbago Zeylanica grown in Guangxi province by inductively coupled plasma atomic emission spectrometric.

一、采用电感耦合等离子体发射光谱法测定广西白花丹根、茎、叶3个部位的20种常量及微量元素，探讨了白花丹中常量、微量元素与生物活性之间的相关性。

This shows that PPH from leaves of C. biloba L. has distinct antitumor biological activity.

这说明银杏叶PPH具有明显的抑制肿瘤的生物活性。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。