They then cascaded the negative index medium with a positive refractive index medium so that the complete nanostructure behaved as one with an index of refraction of zero.
他们将负折射率材料和正折射率材料级联起来成功实现了零折射率行为的纳米结构。
In the medium term, not all effects are negative.
从中期角度来说，并不是所有影响都是消极的。
The article mainly analyzes the positive function and the negative effect of the contemporary medium culture.
且当代媒介文化也有着一定的积极功能和负面效应。
It 's necessary to improve the effect of propagation in order to control the negative effect and strengthen the society control and the medium education for the youth.
要想控制传媒的消极作用，就必须提高传播效果，加强社会控制，加强对青年的媒介教育。
We recommend that these samples span a level of positivity with QC samples having a known negative, low, medium, and high reactivity in the assay.
我们推荐这些样品的阳性度水平应涵盖检测使用的已知反应性（无、低、中以及高反应性）质控样品相应的水平。
Respondents expressed negative views about the short-term business environment, shifting to a more optimistic view in the medium to long term.
应答者对短期的经营环境表示不乐观，但对中期到长期则表示乐观。
Such distinct constitutive parameters have brought the medium several quite unique electromagnetic properties, such as negative refraction, reversed Doppler effect, reversed Cerenkov radiation, etc.
其独特的本构参数给予了这种介质独特的电磁特性，比如负折射、逆多普勒效应、逆（?）
Chongqing civil servants' job stress is in the medium level, withstanding general level negative pressure and some high level positive pressure.
重庆市公务员的工作压力处于中等水平，承受一般水平的负性压力，获得较高水平的正性压力。
In the case of multiple cost superposition of negative factors, to the European Union as the main market of small and medium-sized textile clothing enterprises will face great difficulties.
在多重成本负面因素叠加的情况下，以欧盟为主要市场的中小纺服企业将面临很大困境。
Study is given for the surface polaritons related to a chiral medium which supports negative refraction for the first time.
首次对负折射手征介质的表面波模式进行了研究。
The cells, which were cultured in standard culture medium, were negative.
使用标准培养液的传代细胞均为阴性。
Particulate of graphite electrode wastes from an electric-carbon materials factory was formed "core-shell" negative materials by chemical deposition coating with medium pitch.
以大功率石墨电极废品破碎后的微粒为“核”，以中温沥青为包覆原料，经化学沉积包覆形成“核-壳”型锂离子蓄电池负极材料。
As a new medium of transferring information, the Interact brings about comparatively negative effects as well as civilization and development.
互联网作为信息传播的新媒体，给人们带来文明进步的同时，也有相当的负面影响。
On the view of the structure of debt's term, long-term debt of Small and Medium Enterprise Board listed companies has significant and negative governance effects.
从债务的期限结构看，中小板上市公司的长期债务具有显著的负向治理效应。
It 's necessary to improve the effect of propagation in order to control the negative effect and strengthen the society control and the medium education for th...
要想控制传媒的消极作用，就必须提高传播效果，加强社会控制，加强对青年的媒介教育。
The degree of optical opacity of a medium or material, As of a photographic negative.
一定介质或材料(例如照相感光纸)的不透光程度。
However, as for the dissipative loss medium with only one of permittivity and permeability being negative, the TM or TE polarization incident wave has a negative Goos-Hanchen shift accordingly.
而对于下半空间为带消散损耗的单负光疏介质时，仅TM波或TE波之一的古斯—汉森位移是负的。
Results The sterility patients disease uncertainty belonged to the medium degree, and there was a remarkably negative correlation between the disease uncertainty and the social support.
结果不孕症患者的疾病不确定感属于中等程度，疾病不确定感与社会支持之间存在显著负相关。
In column experiment the salt release flux from different sediment can be expressed as a negative exponential function and decrease in the order of silty clay, medium-fine sand and pelitic silt.
静水实验中沉积物向上覆水体盐分释放通量符合负的幂指数形式，并按粉质粘土、中细砂、泥质粉砂顺序递减；
Higher exchanging rate of the first circulating day for an IPO can not obtain a higher medium and long return, and it even has a negative relationship with the later.
新股高的首日换手率并未带来相对高的中长期收益，甚至首日换手率高低与新股中期超常收益率有一定程度负相关性；
When the photon ACTS as the medium of electric field, it is called photonic polaron. In this case, the photon is polarized as positive and negative electric charge.
光子作为电场的介质时，称为光极子。这时，光子具有正、负电荷的极性。
The author thinks that Adorno's medium theory and negative dialectic have the same abstract structure. Adorno's philosophical center is negative dialectic.
笔者认为阿多诺的中介理论与其否定的辩证法思想形成了理论同构关系，这种理论同构关系表现为两者在精神内涵上是相契合的。
As every medium may have a negative impact during its transmitting, SMS is at no exception, the key lies in how to regulate and supervise its contents and conducts during transmitting.
任何一个媒介都可能在传播中产生负面影响，手机短信也不例外，关键在于如何对其传播内容和行为进行规范和监管。
In the case of validation, recovery, toxicity of the dilution medium and sterility (negative test) are examined to guarantee the suitability of the test in the presence of the product.
如果需要确认和恢复，就要检测稀释培养基的毒性和无菌性(阴性测试)以确保该测试适用于现存药品。
Leaf RGR of early and medium ripening varieties was very small or even reached negative in 30 days after FBA while late type reached negative in 50 days after FBA.
早、中熟春大豆叶片的相对生长速度(RGR)至现蕾后30天即为较小或为负值，而迟熟类型则在现蕾后50天才出现负值。
Leaf RGR of early and medium ripening varieties was very small or even reached negative in 30 days after FBA while late type reached negative in 50 days after FBA.
早、中熟春大豆叶片的相对生长速度(RGR)至现蕾后30天即为较小或为负值，而迟熟类型则在现蕾后50天才出现负值。
应用推荐