In an effort to better protect soldiers and civilians against biological weapons, the Defense Advanced Research Projects Agency is investigating new ways to combat the threat. 为了更好地保护士兵和市民抵御生物武器。国防高级研究计划署正在研究战胜这种恐惧的新途径。
The biological diversity center, along with Greenpeace and the Natural Resources Defense council, filed a petition more than two years ago claiming that global warming was eroding sea ice, the polar bear's primary habitat. 两年前,生物多样性中心、绿色和平组织和自然资源保护委员会一起请愿,提出全球变暖侵蚀了海上浮冰,而海上浮冰是北极熊最主要的栖息地。
An organism has the capabilities of keeping itself being, normal growth and development and reproduction, and the adaptability to the environment in all life activities, which we call the biological defense function. 生物在一切生命活动中必须具有维护自身的存在和正常生长发育繁殖以及适应环境的能力&生物防卫功能。
The Biological defense function as one of the basic life properties 生命的基本属性之一&生物的防卫功能
Biological defense function ── An organism has the capabilities of keeping itself being, normal growth and development and reproduction, and the adaptability to the environment 生物的防卫功能&生物具有维护自身的存在和正常生长发育繁殖以及适应环境的能力
Oligosaccharides can be regarded as a biological elicitor that induces defense response, improves disease resistance of plants, which resist the infection of pathogens. 寡糖作为一种生物类激发子,可以诱导植物产生防卫反应,提高植物的抗病性,从而抵御病原物的入侵。
DNA repair, cell membrane, apoptosis, immune system, etc. are all belong to the biological defense function. DNA修复、细胞膜、细胞凋亡、免疫系统等均属生物防卫功能的一部分,生物的防卫功能具有整体性、阶段性和种属性。
This paper introduces the ideology, practice and related scientific research items of battlefield management in U.S.Joint Services Chemical and Biological Defense area, the status and evolution of which are also discussed. 本文介绍了美军化生防御领域战场管理的理念、内容和相关的科研项目,并简要分析了其演变和发展趋势。
The biological defense function is necessary for the normal maintenance of metabolism. 维持新陈代谢的正常进行离不开生物的防卫功能;
A few useful mechanisms of biological immune system are applied for intrusion detection systems, which makes it possible to initiatively defense a variety of network attacks. 机体免疫系统的许多有益特性被应用于入侵检测系统,使之能够主动地防御各种各样的网络攻击。
Artificial Immune System ( AIS) implements a learning technique inspired by the biological immune system which is a remarkable natural defense mechanism that learns about foreign substances. 人工免疫系统是一种由生物免疫系统启发的学习外界物质的自然防御机理的学习技术。
Status of battlefield management in U.S.Joint Service Chemical and Biological Defense area 美军化生防御战场管理现状
Spectrum analysis-detection and spectrometer has been widely used in many fields, such as modern scientific experiments, biological research, medicine and pharmacy, industrial and agriculture production, national defense and astronomical observation. 光谱分析检测技术和光谱仪器经历了近百年的发展,在现代科学实验、生物研究、医学及医药研究、工农业生产、国防、天文观测等领域得到了极其广泛的应用。
Development Trends of Chemical and Biological Weapons and Defense Technology in the 21st Century 21世纪化生武器与防护技术发展趋势
Battlefield management in chemical and biological defense area has become a significant element in entire battlefield command system. It also plays an important role in the command and decision-making for response to chemical and biological terrorist attack. 化生防御领域战场管理已经成为美军战场指挥管理的重要组成部分,在应对化生恐怖袭击行动的指挥决策中也起到重要作用。
IL-21 has a wide range of biological functions. It can stimulate T cells, B cells, NK cell to proliferation, and enhance the cytotoxic activity of NK cells. It has an important role in host defense and anti-tumor function. IL-21具有广泛的生物学功能,能够刺激T细胞、B细胞、NK细胞的增殖分化,增强NK细胞的杀伤活性,在免疫防御、抗瘤抑瘤等方面具有重要作用。
As the main biological barrier of intestinal mucosa, bifidobacteria can enhance gastrointestinal defense, anti-infection and anti-tumor through immunological rejection, immune clearance and immunological regulation. 双歧杆菌作为肠黏膜的主要生物屏障,能够通过免疫排斥、免疫清除和免疫调节加强胃肠防御的各个防线,发挥抗感染、抗炎症和抗肿瘤的作用。
As human understanding of biological cells and the secret of organism defense virus, the organisms 'ability of anti-virus has also been imitated and referenced in computer security. 随着人类对生物细胞深入的了解以及生物体能很好的防御病毒的秘密逐步被揭开,生物体的防病毒的能力也在计算机安全中被模仿和借鉴。
Micro electroforming has many advantages in fabricating metal mold with micro-structure or micro-device, which is widely applied in electronic information, biological detection, optical engineering, national defense industry and other fields. 微电铸技术在制作具有微细结构的金属模具或器件方面具有突出优势,广泛应用于电子信息、生化检测、光学工程和国防工业等领域。
It has profound effects on biological processes in mammals, including gene expression and developmental regulation, differentiation, genomic imprinting, X chromosome inactivation and biological defense etc.. 研究表明,DNA甲基化对哺乳动物中诸多生物学过程有着深刻的影响,可能参与基因的表达调控,发育调节,细胞分化,基因组印迹,X染色体灭活和生物防御等。
Studies indicate that cysteine protease inhibitors have good biological defense role participating in various physiological and pathological processes, such as rheumatoid arthritis, kidney failure, osteoporosis and tumor invasion and metastasis. 有研究表明,半胱氨酸蛋白酶抑制剂具有很好的生物防御作用,能参与各种生理和病理的过程,如风湿性关节炎、肾衰竭、骨质疏松症、肿瘤的侵袭和转移等。
Human motion analysis is an important technology of computer vision and biological combination. It has widely application in many fields, such as military defense, video surveillance, human-computer interaction, medical diagnosis and commercial. 人体运动分析是当代计算机视觉和生物学相结合的一项重要技术,在军事国防、视频监控、人机交互、医疗诊断以及商业等领域均有广泛的应用。
Nano-materials have great significance and wide application for electronics, information, new ceramic, biological, chemical, pharmaceutical, machinery, transportation, energy, national defense and so on. 纳米材料对于电子、信息、新型陶瓷、生物、化工、医药、机械、交通、能源、国防等领域有着重要意义和广泛的应用前景。