粉针分装需在洁净室内进行,对于高致敏类粉针涉及到粉尘散逸,该文对高致敏类粉针分装厂房的设计作出简要论述.
结合工程实例介绍了煤灰渣在路基填筑中的应用,提出了煤灰渣具有降低工程成本,变废为宝的优点.
Oxidation and ignition of magnesium alloys at elevated temperature were successfully retarded by additions of Y and Ca,which could be melted at 1173 K in air wi
In 2009,the first industrial electron accelerator developed by IMP was manufactured successfully and delivered to the buyer company of Guangdong province.
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加速器质谱的小型化及多核素测量是当今加速器质谱重要的发展方向。但对于具有同量异位素干扰的中重核素(如36Cl和41Ca),要在小型化的AMS系统上实现对其的高灵敏测量是很困难
在平常的语文作文写作过程中,不少同学都是丈二和尚摸不着头脑,完全不知道从哪里开始下笔,因为他们头脑中的知识储备,或者叫素材积累不够多,不能做到下笔如有神,甚至于连开头
The development of the superconducting booster was going on in 2010. We made advances in the three fields which were the high-vacuum Niobium sputtering technolo
以头 C 产生菌顶头孢霉菌 K_1为出发菌株,经紫外线诱变处理后,再经摇瓶初筛、复筛,获得高产菌株 K_2.
近年来.随着建筑业的发展,建筑物的层数越来越多,对基础承载力的要求越来越高,大直径挖孔扩底桩被广泛地应用于高层建筑的基础设计之中.由我公司承建的某大学高层试验楼,就是