1) metamaterials
特异性材料
1.
The metamaterials by use of L_C lumped_elements in the transmission line hav e the preternatural characteristic,which is different from the conventional diel ectrics.
在普通微带传输线中周期性地加载集总L C元件能够构造一维特异性材料 (metamaterials) ,它具有与众不同的特异性质 。
2.
In recent years, an artificial composite material named "Metamaterials" has attracted more and more attention in Solid Physics, Materials Science, Optics and Applied Electromagnetics.
最近几年里,一种称为“特异性材料”(Metamaterial)的人工复合型材料在固体物理、材料科学、光学和应用电磁学等领域内开始获得越来越多的关注,由于具有一些特殊的电磁特性(如负的介电常数、负的磁导率、负的折射率等),从而使其在实际应用中具有重要的价值。
4) metamaterials
特异材料
1.
Microwave transmission properties of tunable one-dimensional metamaterials;
可调谐一维特异材料(Metamaterial)的微波传输性质
2.
Recent developments on the fabrication of photonic crystals by the approach of single-exposure holographic lithography, the mechanism of some photonic crystal devices, and the properties of photonic crystals with metamaterials, are introduced briefly.
并介绍个别含特异材料的光子晶体的研究结果。
3.
Much progress has been made during the past few years on the development of metamaterials based on the transmission-line mechanism since it was first proposed in 2002.
特异材料(metamaterials)是指自然界中不存在的具有奇异电磁特性的人工结构,通常指的是介电常数和磁导率同时为负值的左手材料(lefthandedmaterials)。
5) Metamaterial
特异材料
1.
One-dimensional metamaterials were realized by using composite right/left-handed transmission lines(CRLH TLs),the transmission properties of the photonic crystals composed of metamaterials based on microstrips lines were measured and analyzed.
通过左右手复合传输线(CRLH TLs)实现了一维的特异材料(Metamaterials),基于Metamaterials单元构成了光子晶体,并分析、测试了其传输特性。
补充资料:周期性特异性药物
周期性特异性药物
仅能杀灭*细胞增殖周期中某一期癌细胞的抗癌药物。依其作用又分为两类:①作用于S期药物,如*羟基脲、*阿糖胞苷,甲氨蝶呤、巯基嘌呤、硫鸟嘌呤等。其中前两种药物特异性较高,主要干扰DNA合成,但因也能干扰 RNA的合成,可能起到一定的自限作用。临床上宜缓慢静滴或肌注给药。②作用于M期的药物,如长春新碱等。
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参考词条