超声工业无损检测的进展蒋危平 (中国科学院武汉物理所) 本文概述了目前常规超声工业无损检测上存在的若干问题,并对定量检测、检测数据的可靠性,在役检测和特殊材料或工件
激光显微光谱分析与电子探针,离子探针相比较,有它的独到之处,它可以分析样品中的主元素,痕量元素,还可以分析原子序数小于11的某些轻元素(如C、B等)。它以对样品的前处理要
Georgina Goodman女鞋在哪里?它在《欲望都市》里,在Mischa Barton的艾美奖红地毯上,在与意大利厂房连线的电话里,在为女儿烙薄饼的晨光里。女鞋设计师Georgina Goodman,33岁
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Dear Editor,rnSteroid hormones are crucial signal molecules that regulate a large number of physiological and developmental pro-cesses.Testosterone is the key s
The aim of this study was to evaluate the performance of an assay using dried plasma spot (DPS) and dried blood spot (DBS) samples for the serological detection