查询词典 Edison effect

In such a medium, the direction of the Poynting vector monochromatic plane wave is antiparallel to that of its phase velocity. Because of that, DNG displays some unusual electromagnetic properties such as backward-wave effect, negative refractive effect, perfect lens and a limit situation, zero index of refraction materials.

在这种材料中，单色均匀平面波的相速方向和坡印亭矢量方向是相反的，因此使双负材料表现出一系列反常的电磁特性如：回波效应、负折射效应、完美透镜效应和一种极限情况即零折射率材料等。

Objective To explore the effect of KML (a drug for treating cervical erosion) on experimental rats with cervical erosion,and its anti-inflammatory and antipruritic effect .

目的为了探讨昆明山海棠外用的药效及安全性，对昆明山海棠霜进行了止痒、抗炎作用及皮肤毒性的实验研究。

The results indicate that under yield points the attenuation, Young's modulus, Poisson's ratio and velocities of saturated rocks all display obvious anisotropy and rather apparent strain amplitude effect and frequency effect.

在最大载荷低于岩石的屈服点时，获得的衰减、杨氏模量、泊松比、波速都表现出显著的各向异性，同时它们还具有较明显的应变振幅效应和频率效应。

If a tension overload pluses constant amplitude spectrum, the result shows that the tension overload prolongs the fatigue life, and the bigger overload ratio is, the more apparent the effect of magnitude ratio is, and the effect of prolonging life is decreased with the corrosion extent increasing.

实验结果表明，在等幅载荷谱前加上一个拉伸超载，并定义该超载值与等幅载荷谱的峰值比为超载比，那么超载比越大，超载对无裂纹试件的增益作用越明显，但在超载比一定的情况下，超载的增益作用由于腐蚀程度的增加而降低。

The electric needle of different interpose order and rehabilitation treat conclusion, head of sex of kitchen of play a game of chess is short of the refreshment of function of hematic bandicoot motion to have apparent effect, and the effect of set of the shot after moving first is relatively apparent.

结论不同干预次序的电针及康复治疗，对局灶性脑缺血大鼠运动功能的恢复有明显的影响，且先运动后针组的影响较为明显。

With regard to different genera, the inhibitory effect might be related to the appendant structure of surface, inner composition and individual size of dinoflagellate cells, and to the same genus, it was related to the fatty acid composition, especially to the content of polyunsaturated fatty acids of the biological membranes of the dinoflagellates, namely, the growth inhibitory effect of rhamnolipid on the dinoflagellates increased with the decreasing of the PUFAs of dinoflagellates.

对不同属的甲藻，这种抑制作用可能与藻细胞本身表面的附属物、内部物质组成及个体大小有关；而对于同一属的甲藻则与各甲藻的生物膜脂肪酸组成尤其是其多不饱和脂肪酸的含量有关，即甲藻的多不饱和脂肪酸含量越低，鼠李糖脂对藻细胞生长的抑制作用越明显，反之亦然。

Research results show that 25% Amistar SC could be used safely on Fuji, New Red Star, Beidou, Australian Green Apple, but it is harmful to Gala. Amistar has a great control effect on apple powdery mildew, apple scab and apple Alternaria leaf spot. The control effect works from 80% to 90% when it is used with 1:2000 to 1:3000 dilutions in field.

结果表明，25% Amistar SC除对嘎啦品种有药害外，对红富士、新红星、北斗、澳州青苹等6个骨干品种均无任何不良影响，使用安全；同时，25%阿米西达SC对苹果白粉病、黑星病及斑点落叶病等3种主要病害均具有显著防治效果，使用浓度1：2000~1：2500，防治效果为80%~90%；在广谱性和防效上显著优於目前生产上推广的常规性的苯并咪唑类、三唑类及代森类的杀菌剂品种。

The heart of education concept is to pursue the education effect, which is the question of the education effect appraisement.

教育观念的核心问题，是追求教育的什么功效问题，是对教育功效的评价的标准问题。

Dial-ysed analysis showed that only high molecular components in potato exudate hadpromotion effect,whereas both high and low molecular components in onion exu-date had inhibition effect on zoospore germination and appressorium formation.

分析经透析后的浸出液表明，马铃薯浸出液中仅高分子物质对游动孢子萌发和附着胞形成具有促进作用，而洋葱浸出液中高分子和低分子物质均抑制游动孢子萌发和附着胞形成。

The results indicate that extraction temperature has a significant effect on the extraction quantity of arecoline, but extraction pressure or extraction time has a little effect.

试验结果表明：超临界萃取的温度对槟榔碱萃取量有极显著的影响，萃取时间和压力的影响较小。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。