生物活性的

Taking the method of the indoor bioassay to study the herbicide antidote dichloro-N-acetyl-2-methyl-1-oxa-4-aza-Lo\nonane to reduce herbicide acetochlor on the stubble after the rice crop residues injury.

采用室内生物活性测定的方法，研究了除草剂解毒剂N-二氯乙酰基－2-甲基－1-氧杂－4-氮杂－螺[4.4]壬烷减轻除草剂乙草胺对后茬作物水稻的残留药害。

Being the core of signal sample module, the bioelectrode converts nonelectric signal to electric signal by PAL and ammonia electrode.

以苯丙氨酸解氨酶电极为核心的信号采集模块，通过固定化生物活性酶和氨气敏电极完成由非电量导电量的转换过程。

The present review is emphasized on making a systematic summary on the relationship between the structure and chemical and biochemical activity of new organobismuth compounds from a viewpoint of molecular level.

文中着重从分子水平阐述了新型有机铋化合物的结构与其化学和生物活性之间的关系。

The total synthese three natural compounds to explore enantioselective synthesis of flavanol: We use phloroglucin and 2, 4, 6-trihydroxyacetophone as starting materials to synthesis distenin in two ways; Resorcin was used to synthsis 2, 5-dimethoxymethoxyacetophone though 3 steps.

对黄烷醇化合物的立体选择性全合成进行了探索：以间苯三酚和2，4，6-三羟基苯乙酮为原料，尝试用两条路线对Distenin化合物进行了全合成研究；以对苯二酚为原料，经三步制得2，5-二甲氧甲氧基苯乙酮，与2，4，6-三甲氧甲氧基苯甲醛反应，经四步反应得到天然产物3，5，7，2′，5′-二五羟基黄烷关键中间体1-（2′，6′-二甲氧甲氧基苯）-3-（2&，4&，6-三甲氧甲氧基苯）丙烷-1R，2R-二醇83及其对映体84；简要介绍了EGCg类化合物的生物活性和研究概况。

Research and development of a novel herbicide(H-9201);;Design,synthesis and biological activity of several novel kinds of pyrazole derivatives and phosphonic ureas

中文题名新型水旱两用除草剂H-9201的研究与开发；新型吡唑和膦酰脲类化合物的设计、合成与生物活性研究

The crystal structures, photophysical and electrochemical properties of thesecomplexes have been further studied in detail.

本文合成了几个系列的多吡啶化合物及其部分金属配合物并研究了它们的光、电、磁学性质及生物活性等。

Many researches show that organism activity gene plays an important role in regulating the mechanism of injury and plerosis of articular cartilage.

许多研究表明，生物活性因子在关节软骨的损伤、修复机制中，起着重要的调节作用。

The bioassay results showed that parthenolide had nematicidal activity against tested nematode Bursaphelenchus xylophilus and Panagrellus redivivus, and their death rate at 200 μg/ml within 48 h were 70.4% and 100% respectively.

生物活性测定结果表明小白菊内酯对所测试的松材线虫和全齿复活线虫具有毒杀作用，浓度200μg/ml对两种线虫进行处理，48h的死亡率分别为70.4%和100%。

Primary study concluded that crude extracts of strain CS211 are natural products with antibiotic activity against Bacillus cereus,Sarcina Lutea,Bacillus subitilis,and Staphylococcus aureus.

国内有关粘细菌生物活性物质的研究报道很少。本文对中国西南地区土壤中种类丰富的粘细菌进行分离和纯化，得到一株紫褐色粘细菌CS262和一株粉红色粘细菌CS211。

Separata is higher than H. armigera. 130kD Bt pro-toxin is decomposed by mid-gut juice in 37℃ and 30min and 60 min , 60kD toxin can be got by H.

Bt CrylAcE毒素为许多分子量约为60kD的毒性肽组成，且各组分均具有生物活性，而非某一种组分单独起毒杀昆虫的作用。

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。