查询词典 emission

We now know that this device operated by emitting electrons from the single electrode through a combination of field emission and thermionic emission.

现在大家都知道这个装置运作是电子从单一的电极通过结合场发射和热电子发射。

Space charge is very important in thermionic emission, and can be calculated in child-langmuir equation. However, there is no similar equation for field emission.

空间电荷在热发射中十分重要，并且已经有了child-langmuir公式近似计算，但在场发射中还没有类似公式。

When the thin film field electron emission site density surpasses 106 sites/cm^2, the numerical value of the emission sites has combined to a plane, which is undistinguishable by naked eye.

当薄膜场电子发射点密度在场发射器件全部发射区域内都超过10^6sites／cm^2时，肉眼将无法在屏幕上分辨出各个发射点，此时电子发射点已连成肉眼无法分辨出的面，也就是说这时单纯从场发射均匀性上来讲，场发射器件已达到可以应用的程度。

According to the, characteristics of the photoluminescence of porous silicon and Zinc oxide, intensively white photoluminescence was obtained by combining the blue-green emission from ZnO films with the red emission from porous silicon layers under proper excitation wavelength.

本课题根据多孔硅(Porous Si，PS)和ZnO光致发光谱的特征，拟采用多层膜发光的形式实现白光发射。

With the addition of the agglomerant solution, the particle emission concentration in flue gas decreased significantly.The submicron particles agglomeration technology whose cost is cheaper can control the emissions of submicron particles and decrease the opacity of flue gas obviously without changing the operation parameters of the ESP.The particle agglomeration technique is a useful and promising method to control the emission of submicron particles from coal combustion.

结果表明，化学团聚对于超细颗粒物的脱除具有显著的作用，喷入团聚促进剂后的烟尘排放浓度远比无团聚和喷水的情况要低；团聚促进剂的高分子链对超细颗粒的吸附絮凝作用促进超细颗粒团聚，显著降低烟尘排放浓度，实现超细颗粒物经济高效脱除，达到国家新的烟尘排放标准。

It establishes a cooperative system of energy saving and emission reduction deducing from appraisive system founded on three-dimensional combinatorial model, monitoring system grounded on SDSS and examinatorial system fixed on BP Neural Network, which provides necessary system info for energy saving and emission reduction.

认为建立基于三维组合模型的评价体系、基于SDSS的监测体系和基于BP Neural Network的考核体系基础上的节能减排协同体系研究是实现节能减排约束性指标的必要理论支撑。

This research sets out from discussion on appraisive system, monitoring system and examinatorial system of energy saving and emission reduction, presents a new settlement including the step-up close design of energy saving and emission reduction based on 7E ideology.

通过分析如何建立节能减排评价体系、监测体系和考核体系，给出一个新的基于7E理念的节能减排协同体系递进闭合系统。

The H2S and COS emission were both affected by the Calamagrostis angustifolia growth, and the H2S emission peak and COS absorbed peak were observed during the bloom growth time.

小叶章的生长过程对H2S和COS的排放影响显著，在小叶章生长旺盛期，H2S出现排放峰值，COS出现吸收高峰。

Ten samples of slope-wash and colluvial deposits from a trench wall at Xiyangfang,Yanqing County,located in the northern margin fault zone of the Yanqing Basin,about 90 km northwest Beijing,have been dated by both green light stimulated emission and infrared stimulated emission.

对北京延庆西羊房古地震探槽西壁采集的 10个崩积物和坡面沉积物样品进行了细颗粒(4～ 11μm)多测片的红外释光和绿光释光测年。

The inclusion constants was investgated by means of Hildebrand-Benesi double-reciprocal plot which based on the fact that the excitation and emission peak position of Brilliant cresy blue kept unchanged but the emission strength increased disciplinarily with the increasing of β-cyclodextrin concentration.

利用灿烂甲酚蓝的荧光强度随β-环糊精浓度的增加呈现规律性的增加，而最大吸收波长及发射波长不变的性质，用Hildebrand-Benesi法测定了β-环糊精与灿烂甲酚蓝包合物的生成常数，确定包合比，并预测了包合物的可能结构。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。