生物活性的

Meantime, amines" structure influence on the yield of Schiff base was discussed , and some new compounds" bacteriostasis was tested in this paper.

通过实验本论文同时讨论了胺的结构对Schiff碱合成反应的影响，试验了一些化合物的生物活性。

This company produces stops itches the scented soap, uses the SOD biological activity material hyperoxide mutase, blends the Chinese medicine extraction to stop itches the factor, the bee glue, the honey and so on, can the effective elimination in vivo ultra oxygen anion free radical, anti-fade the factor.

本公司生产的止痒香皂，采用SOD生物活性物质超氧化物歧化酶，配伍中草药提取止痒因子、蜂胶、蜂蜜等，能有效的清除体内的超氧阴离子自由基，抗衰因子。

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。

The results showed that the xantho-oligosaccharide had potential application in protection of plants against black rot of cruciferae caused by Xanthomonas campestris.

总之，黄原胶寡糖有明显的防治野油菜黄单胞菌引起十字花科植物黑腐病的生理活性，有开发为生物农药的潜在优势。

The results show that the optimal hydrolysis conditions of these three enzymes were:50℃,pH 8.5, substrate concentration 1:3,enzyme dosage 1200U/g,time 4h for Alcalase; 45℃,pH 8.1, substrate concentration 1:3, enzyme dosage 1200U/g, time 4h for Trypsin;50℃, pH5.5, substrate concentration 1:3, enzyme dosage 1400U/g, time 6h for Bromelin, respectively. The compound enzymes hydrolysis was investigated on the basis of the single enzyme hydrolysis.

利用单因素试验和正交试验分别对这三种酶单独水解牡蛎的条件进行了研究，得出三种酶水解牡蛎的最佳条件分别为Alcalase：温度50℃，pH8.5，料水比1：3，加酶量1200U/g，时间4h；胰蛋白酶：温度45℃，pH8.1，料水比1：3，加酶量1200U/g，时间4h；菠萝蛋白酶：温度50℃，pH5.5，料水比1：3，加酶量1400U/g，时间6h；为牡蛎生物活性肽的开发提供了基础参考数据。

0MgL^(-1) of ozone with 11 min exposure caused complete inactivation of young Chironomid larvae in filtrated water in the dynamic experiment. 0.8mgL^(-1) of ozone combined with GAC treatment was able to entirely eliminate Chironomid larvae with low activity.

动态试验中，臭氧投加量1.0mgL^(-1)，接触11min，臭氧对滤后水中的低龄期摇蚊幼虫可以达到100%灭活率；投加量0.8mgL^(-1)，臭氧－活性炭工艺的协同作用可以完全去除水中生物活性减低的摇蚊幼虫。

Bioactivities studies on the ethanol extracts from Corydalis adunca Maxim. had been carried out.

对灰绿黄堇的总生物碱的生物活性作了初步的研究。

To study the chemical constituents of Corydalis adunca Maxim., the ethanolic extract was treated with common acid-base method.

本文就灰绿黄堇的化学成分进行分离、分析，并对其生物碱的生物活性进行一些初步的研究。

The experimental data indicated that nine kinds of the above studied pyrethroids containing isoxazole were active against cabbage worm and cotton aphid.

初步的试验表明，其中9个异噁唑醚菊酯化合物具有较强的生物活性，为新型拟除虫菊酯的创制提供了参考依据。

Part 4: Synthesis of (5α)-3-Hydroxy-18-Nor-C-Homo-13a-Azaandrostanes 1-Azabicyclo [5, 3, 0] decane (6) is a core skeleton of stemonine (7) and its derivatives, which are a group of bio-active natural products.

四、（5α）-3-羟基-18-nor-C-homo-13a-氮杂雄甾烷的合成 1-氮杂双环[5.3.0]癸烷(6)是天然产物百部生物碱(7)类分子的骨架结构，许多该类化合物都具有重要的生物活性。

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。