1·As a key technology in digital quadrature demodulation system, the direct IF sampling filter with sharp cutting-off transition band can improve the performance of demodulation system.
中频采样是数字正交鉴相系统中的一项关键技术,具有锐截止特性的中频采样滤波器可以改善鉴相系统的性能。
2·The energy band structures were studied with the method of EHMO/CO for transition metal phthalocyanines.
用EHMO/CO方法对过渡金属酞菁化合物的能带结构进行了研究。
3·The transition quadrupole moments extracted from the measured lifetimes demonstrate that change in nuclear shape occurs in the band crossing region.
根据寿命数据提取的跃迁四极矩显示,在带交叉区发生形状变化。
4·Above the specified pressure, the intensity of band III has a transition which suggests the protein is denatured.
当压强超过某值后,第iii带强度发生了跃迁,蛋白质发生了明显的变性。
5·Good design extends to details, such as this paver band in the concrete, which creates an aesthetically pleasing transition from the front patio and walkway to the front porch.
良好的设计延伸到细节,如这一混凝土摊铺机带,它创建一个从前面的天井和走道门廊前美观过渡。
6·This paper reviews the research progress in both theoretical and experimental aspects of band-to-band optical absorption transition effect in narrow gap semiconductor HgCdTe.
本文主要论述窄禁带半导体碲镉汞的带间光吸收跃迁的理论和实验。
7·Gold and it's alloy have a long history of being used as a kind of jewelry materials. The inbeing of the color is the electron transition in energy band.
黄金及其合金是历史悠久的饰品材料,金合金的颜色本质是电子的能带跃迁,因此可以通过合金化与能带结构变化的关系来了解颜色变化的机制。
8·The analysis results show that the mother band and solidified layer are bonded through the transition lay…
经分析得知母带与凝固层的界面结合是靠元素相互扩散形成过渡区实现的。