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- chemical defensive substance 化学防御物质
- Research eevelopment on chemically defensive substances of opisthobranch molluscs 后鳃亚纲软体动物化学防御物质研究进展
- Ants are another group of social insects that have powerful chemical defenses. 蚂蚁是另一群拥有强大的自卫化学武器的社会性昆虫。
- Ammonia is a chemical substance. 氨是种化学物质。
- A toxic chemical or other substance. 有毒的化学品或其它物质
- THE FIFTH TECHNICAL DEVELOPMENT DEPARTMENT OF CHEMICAL DEFENSE INSTITUTE OF THE P.L.A. 中国人民解放军防化研究院技术开发五部。
- The chemical defense corps,responsible for chemical defense operations,is composed of chemical defense,flame-throwing and smoke-generating units. 防化兵担负防化保障任务，由防化、喷火、发烟等部(分)队组成。
- The chemical defense corps, responsible for chemical defense operations, is composed of chemical defense, flame-throwing and smoke-generating units. 防化兵担负防化保障任务，由防化、喷火、发烟等部(分)队组成。
- Joint Atomic Biological Chemical Defensive Warfare School 联合原子化学生物防御作战学校
- A substance that retards or arrests a chemical reaction. 反催化剂延缓或阻碍化学反应的物质
- Analysis and removing methods of the defensive substance benzoquinone in Tenebrio molitor 黄粉虫防卫物质苯醌的测定及其去除
- With hard work of fifty years, we developed into the leader in China at the field of pyrotechnical, anti-riot and new concept weapons of chemical defense. 经过近五十年的发展，在烟火、防暴及防化新概念武器技术领域确立了国内领先的地位。
- The marine corps has infantry, artillery, armor and engineering units, as well as reconnaissance, chemical defense and communications units. It is a rapid assault force for amphibious operations. 海军陆战队编有陆战步兵、炮兵、装甲兵、工程兵及侦察、防化、通信等部(分)队，是实施两栖作战的快速突击力量。
- The Army has such arms as infantry, armor, artillery, air defense, Army aviation, engineering, chemical defense and communications, as well as other specialized units such as those of electronic counter-measure (ECM), reconnaissance and mapping. 陆军由步兵、装甲兵、炮兵、防空兵、陆军航空兵、工程兵、防化兵、通信兵等兵种及电子对抗兵、侦察兵、测绘兵等专业兵组成。
- To make(a chemical substance)nonvolatile or solid. 使不挥发，使凝固使(某种化学物质)不挥发或凝固
- The Army has such arms as infantry,armor,artillery,air defense,Army aviation,engineering,chemical defense and communications,as well as other specialized units such as those of electronic counter-measure (ECM),reconnaissance and mapping. 陆军由步兵、装甲兵、炮兵、防空兵、陆军航空兵、工程兵、防化兵、通信兵等兵种及电子对抗兵、侦察兵、测绘兵等专业兵组成。
- A chemical substance used to kill insects. 杀虫剂用于杀虫的一种化学物品
- The marine corps has infantry,artillery,armor and engineering units,as well as reconnaissance,chemical defense and communications units. It is a rapid assault force for amphibious operations. 海军陆战队编有陆战步兵、炮兵、装甲兵、工程兵及侦察、防化、通信等部(分)队，是实施两栖作战的快速突击力量。
- A reactor is a container for chemical reaction. 反应器是进行化学反应的容器。
- defensive substance 防御物质
