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- The paper introduces installation forms, structure types, remediation mechanism and selection of active materials of permeable reactive barriers/wall. 介绍了可渗透反应格栅/墙的安装形式、结构类型、修复机理及活性反应材料的选取等。
- Rich in such active materials as amino acids, protein, vitamin complex, mineral, nucleic acid, lipid, enzyme, etc. Also contain the peculiar unsaturated fatty acid of royal jelly. 美国富恩堂蜂王浆采用纯天然蜂王浆冻干粉精制而成。蜂王浆被誉为“琼浆玉液”，含有极其丰富的氨基酸、白质、生素、物质以及核酸、苷酸、类、类等活性物质，并含有一种特有的不饱和脂肪酸。
- Some potentially active materials should be added into the mud and MTC paste should be used in strong alkalis condition,in order to get good solidification. 为了提高固化效率,泥浆中应预先掺加潜在活性的材料,并在强碱性环境中使用MTC浆。
- Valves can control flow of all types, from the thinnest gas to highly corrosive chemicals, superheated steam, abrasive slurries, toxic gases and radio active materials. 他们可以处理的温度从低温地区的熔融金属，和压力，从高真空成千上万的磅每平方英寸。阀门是一个最基本的和不可或缺的组成部分，我们的现代科技社会。
- Semiconducting metal oxides such as tin oxide (SnO2), titanium dioxide (TiO2) and zinc oxide (ZnO) are routinely used as active materials in solid state gas sensing devices. 半导体型的金属氧化物，如氧化锡（SnO2）、氧化钛（TiO2）和氧化锌（ZnO），经常作为活性材料用在固态气体传感器件中。
- Abstract Polyamines are physiologically active materials with broad functions of regulation, and have a close relationship with the growth and development of higher plants. 摘要 多胺是广泛分布于植物体内具有调控作用的生理活性物质，其代谢变化与高等植物的 生长和发育关系密切。
- Most batteries lose their stored energy when allowed to stand on open circuit due to the fact that the active materials are in a thermodynamically unstable state. 因为电池中的活性物质处于热力学不稳定状态，大多数电池在开路放置时都会有能量损失。
- Polyamines are physiologically active materials with broad functions of regulation, and have a close relationship with the growth and development of higher plants. 摘要多胺是广泛分布于植物体内具有调控作用的生理活性物质，其代谢变化与高等植物的生长和发育关系密切。
- The wrapping technology for oil phase materials and the addition of active material H stabilize hydrate reaction of the cracking agent. 产品中所采用的油相材料包覆技术和添加活性物质H,使该破碎剂的水化反应十分平稳。
- Ti-V-based BCC phase alloys have attractive prospect for use as hydrogen storage media for fuel cell and negative active materials for Ni-MH batteries due to their higher hydrogen capacity. Ti-V基BCC相合金由于其较高的理论容量，在作为燃料电池的供氢源以及高容量Ni-MH电池的负极材料方面具有良好的应用前景。
- The active material is a sub-micron thin-glass film with an immobilized fluorescent ruthenium organic complex. 活跃材料为亚微细粒的玻璃膜与固定荧光钌有机联合体。
- We interviewed the biofunctionality of active materials in traditional fermented soybean foods such as sauce, douchi, sufu and so on and we also give some advice about their research and development. 本文综述了我国传统大豆发酵食品的各种功能性成分,总结了其生物调节功能,并针对我国传统大豆发酵食品的研究开发提出了一些建议。
- To activate materials can also mean to make the material radioactive. “使材料产生放射性”的意思也可能是“令该材料具有放射性”。
- The formed active material in the stamped grids becoming loose in the grid openings and the battery failed. 冲孔板栅形成后的活性物质在板栅的孔中变得松散，因而使蓄电池失效。
- New process of plate production are applied to improve the utilization of active material. 新型极板制造工艺,活性物质利用率高。
- The results indicate that the homemade activator has good activation to active materials. 结果表明 ,自制复合激发剂对活性材料具有良好的活性激发作用
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- The broad fluorescence spectrum of the organic dyes suggests a broad tunability range for lasers using them as the active material. 有机染料具有宽荧光光谱使人们想到，若用它们作为激光介质，则激光器就会有宽的调谱范围。
- The orient has been playing an active role in the world economy. 亚洲一直在世界经济中发挥积极作用。
- Can cause a head when selenium is lacked vasomotor, plaque agglutinate and plaque active material are released, promote the happening of hemal disease. 当硒缺乏时可引起脑血管收缩，血小板凝集和血小板活性物质释放，促进血管病的发生。
