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- secondary emission rate 二次发射率
- An electrode used in certain electron tubes to provide secondary emission. 中间极,二次发射电极一种用于一定电子管作第二次发射电极
- There may be secondary emission effects that depend on theplate material. 而且还有屏极材料不同导致的二次发射现象。
- A new method of measuring the ratio of thermal emission rate to the photoexcitation constant is presented. 提出了在考虑吸收系数强度特性条件下一种测量热激发速率与光激发常数比值的新方法。
- The core element of multifunction lining lies in the blackbody, with emission rate 0.96. 多功能炉衬组成的核心是工业标准黑体;其发射率为0.;96。
- The average emission rate of N2O under ZTSR was lower 42.1% and 16.7% than CTSR and RTSR respectively. 免耕还田N2O排放速率平均值分别比翻耕还田和旋耕还田降低42.;1%25和16
- The average emission rate under ZTSR was lower 24.3% and 27% than CTSR and RTSR, respectively. 免耕还田CH4排放速率平均值比翻耕还田和旋耕还田分别降低了24.;3%25和27
- The results indicated that: The CO2 emission rate had significant diel fluctuation and seasonal dynamics. 其结果表明:CO2释放速率有明显的日变化和季节动态。
- Although diesel engine's emission rate of HC and CO is excelled gasoline engine, its' NOX emission is worse than the latter. 虽然柴油机的HC、O的排放比和排放耐久性都优于汽油机,但nox排放量却不如汽油机。
- The results indicate that the emission rate of fluorine increases with a decrease in water content and degree of neutralization. 结果表明,氟的逸出率随含水率和中和度的减小而增大。
- Blockboard gave the highest formaldehyde emission level in large cham ber test.Formaldehyde emission rate of the wood-bas... 大室法条件下的人造板甲醛散发速率呈指数函数规律衰减,给出了大室法条件下人造板甲醛散发量水平的预测公式。
- NSP-enzymes decrease the humidity of the droppings.As a result the litter remains drier and the ammonia emission rate in the production facilities is greatly reduced. 实际上,非淀粉多糖酶降低了粪便湿度,因此家禽饲养舍更加干燥,氨气排放率也大大减少。
- Experimental results show that substantial change of emission rate occurred when electromagnetic fields were applied to coal particles saturated with gas under the pressur... 根据煤屑瓦斯放散理论,分析了实验现象的机理,应用突出煤体电磁响应特征,提出了关于突出机理和突出防治的新见解。
- The spontaneous emission rate of atoms is calculated as a function of the position of atom in the microcavity in both symmetric and asymmetric structure cases. 在对称和非对称的结构中,分别计算了以原子在板中的相对位置为自变量的原子自发辐射率的函数。
- secondary emission characteristic 二次放射特性
- secondary emission multiplication 次级发射(电子)倍增
- field-enhanced secondary emission [电] 场增加二次放射
- ultraviolet secondary emission conduction 紫外线二次发射导电
- effective secondary emission factor 有效二次发射因数
- At this rate we won't be able to afford a holiday. 照这样下去,我们不会有时间/钱去度假的。