Rio de Janeiro, where DEN-3 has been the predominant circulating serotype for the past 5 years since the major DEN-3 epidemic in 2002, is now experiencing the renewed circulation of DEN-2.
自2002年发生登革3型病毒主要流行以来，登革3型病毒一直是里约热内卢过去5年中最主要的血清型。 当前，里约热内卢正经历新一轮登革2型病毒流行。
Objective To study the roles of dengue (den) virus specific t cells in the pathogenesis of den virus infection.
目的研究登革病毒特异性T细胞在登革病毒致病中的作用。
The results showed that Den. membranaceus has better physical properties than that of Den. yunnanicus, such as higher density, lower tangential and longitudinal dry shrinkage.
实验结果表明，黄竹的物理性能，如纵横干缩性等优于龙竹，而且黄竹的力学性能如静曲强度、静曲弹性模量及顺纹压缩与剪切强度也比龙竹高。
The results showed that Den. membranaceus has better physical properties than that of Den. yunnanicus, such as higher density, lower tangential and longitudinal dry shrinkage.
实验结果表明，黄竹的物理性能，如纵横干缩性等优于龙竹，而且黄竹的力学性能如静曲强度、静曲弹性模量及顺纹压缩与剪切强度也比龙竹高。
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