查询词典 spontaneous emission

When emission electrons bombarded a fluorescent screen,fairly bright spots could be observed.

从拟合F-N公式得到的功函数Φ≈0.025 eV，所发射电子轰击荧光屏后能产生明亮的光斑。

The mechanism of the fluorescent emission and the factors that affect the intensity were obtained.

本研究工作对于新型荧光材料的开发具有重要的理论和实验指导意义。

Regular porosity in about 38 nanometer size was observed using atomic force microscopy. Excitation and Emission spectrum were obtained by using F-4500 fluorometer.

用F-4500型荧光分光光度计测量其三维荧光谱，与未经氧化的铝片作对比，发现前者的激发谱在280 nm~340 nm有一个较宽的谱带，并且在253.8 nm附近有一个肩峰，发射谱有一个以417.4 nm为峰值的较宽谱带，而后者却无任何明显的发射峰和激发峰。

The ratio of the green emission intensity to the red one for the lead fluosilicate glass ceramics decreases evidently, while it is almost a constant for the lead fluosilicate glass.

随着激发功率的增加，绿、红上转换强度比在氟硅铅酸盐微晶玻璃中显著减小而在氟硅铅酸盐玻璃中近似不变。

We design a project for digital-coding emission and realize it by technology of FPGA on one circuit board of the fore-end part of BMUS.

该方案实现了脉冲回波法B超前端的部分数字化，符合目前B超界数字化、电脑化的趋势，有一定的创新。

Taking the conception of innovation, high quality, high efficiency , honesty and practicality , Jiaruixin insists on combining the advanced manufacturing technique and high quality with ROHS Environmental Policy " making product function eligible、improving staff's health and safety、preventive、forehanded and reducing exhaust emission."

嘉瑞鑫秉承"开创新产品、创造新文化、提高新效率、服务新意识"；展翅理想，始终坚持以先进的生产工艺配合卓越的产品品质，结合"产品活动符合法令法规、提升员工健康和安全、预防节约减废使之有效利用并持续改善"的ROHS环境政策，务求协助客户准时、准确达成目标，共创辉煌。

In its time intel forewent the production of models prescott with thefrequency of 4.0 GHz because the high heat emission of processors fromthis family.

英特尔在时间forewent生产模式与科特4.0千兆赫的频率，因为高热量排放从这个家族的处理器。

On the human body will also harm 6 furniture, all of its formaldehyde emission standard.

对人体也将损害6家具，其甲醛排放标准的。

The emission of air pollutants from fossil fuel combustion is the major cause of urban air pollution.

石化燃料燃烧所产生的空气污染物的排放是主要都市空气污染的原因。

The foundry first introduced this reduced-emission production process for use in the manufacturing of ....

该铸造厂起初将这种减少排放的生产工艺用于制造。。。。

The use of the web to spread fears that flicking the switch on the LHC could create a Black Hole that could swallow up the Earth particularly concerned him, he said.

他说，使用互联网散布恐慌说启动LHC会生成一个可能吞噬地球的黑洞的做法让他感到忧虑。

Not a single word have I written down.

我一个字也没有写下来。