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[期刊论文] 作者:FengDejun,WangYang,
来源:分析理论与应用:英文刊 年份:2003
The Bernoulli convolution vλ measure is shown to be absolutely continuous with L2 density for almost all 1/2...
[期刊论文] 作者:ZHANGYu-hong YUTao WANGYang,
来源:林业研究:英文版 年份:2003
Betulin, which is a medicinal pentacyclic triterpene, is abundant in the bark of white birch (Betula platyphlly). The bark of birch was collected at Tayuan Fore...
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