Asteraceae account for 10％of all flowering plant species,and 35％-40％of these are in five closely related tribes that total ......

目的 探讨损伤小、安全简单、避免植皮手术的乳腺癌根治术中、术后皮肤缺损的修复方法.方法结合网状皮片和皮瓣的共同优势,将乳腺......

为提高船用柴油机缸套表面强化效果,提高缸套使用寿命,应用激光网状照射轨迹处理的方法对柴油机缸套进行表面强化,使激光的扫描硬......

上海公安机关为适应新形势需要,相继推出社区警务、责任区刑队和网格民警改革新举措.但三者之间缺乏协调机制,未形成有机结合的统......

对东亚传统城市公共空间的结构进行了分析和总结，认为东亚传统城市公共空间的特点是强调层级变化，需通过一个动态的过程，或通观全景来......

Industrial applications require enzymes highly stable and economically viable in terms of reusability. Enzyme immobiliza......

Rainwater harvesting?provides an important alternative source of water in household buildings which?increases water secu......