生物-社会的

ThyA. ctxB was also cloned in this plasmid to elicit anti-toxin immunal response. This improved vaccine candidate derived from IEM101 is named IEM108.which can elicit both antibacterial and antitoxic immunity.

并采用以管家基因thyA为选择压力的质粒-染色体致死平衡系统使之稳定表达，构建生物安全的抗菌抗毒基因工程活菌苗，该菌苗株命名为IEM108。

Enzyme engineering is one of main contents of food biotechnology, and is widely used in aquatic products advanced processing.

酶工程是食品生物技术的重要内容之一，在水产品深加工中得到了广泛的应用。

L-Ascorbic acid is widely used in chemical and biological systems as a reducing agent, mostly in aqueous solution.

L-抗坏血酸是一种广泛应用于化学和生物系统的还原剂，主要以水溶液的形式存在。

Clinical and biomechanical objectives of disc arthroplasty are reviewed in this paper.

本文回顾了椎间盘置换术的临床及生物力学的目标。

The physiological properties of azotobacter CN-2 and P-bacteria CP-5 were studied, which are related to mechanism of increasing production on crop.

对生物肥料的供试菌株固氮菌CN-2和磷细菌CP-5进行了与作物增产机理有关的生理特性研究。

A novel method was proposed for the direct determination of biomarkers,such as n-alkanes,terpanes and steranes in crude oil by GC/MS coupling with backflush cutting technique and micro-fluidic splitter.

研究了一种反吹切割微流控装置气质联用技术直接分析原油中的正构烷烃类、萜烷类、甾烷类生物标志物的新分析方法。

This untoward effect has been proposed to be mediated by antibiotic-induced bacteriolysis and release of intracellular Shiga toxins.

由于EHEC O157：H7菌培养容易、感染力强、传播途径多样，因此，O157菌极有可能当作为未来战争军事斗争的细菌武器和生物恐怖的战剂。

The experiments showed that Brewers Clarex could effectively improve beer non-biological stability with no damage on beer flavoring substances and no adverse effects on barm property and the maturity indicators in beer brewing process.

实验证明，Brewers Clarex提高啤酒非生物稳定性的效果显著，不影响啤酒的风味物质，对酵母性能及酿造过程成熟度指标均没有影响。

It is very important to retain the basement membrane, which is a very critical tissue to maintain the viability of epithelial cells.

保留完整的角膜上皮基底膜有重要意义，基底膜是维持角膜上皮细胞生物活性的重要结构。

The main active ingredient is bile acid.

乳能是我公司开发的一种具有生物活性的油脂乳化剂，其主要成分是胆汁酸。

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。