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- 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。
- In order to qualify for a permit, a major source must, under section 173, comply with the "lowest achievable emission rate" (LAER) and satisfy certain pollution "offset" requirements (discussed in section 3 below). 为了有资格得到许可，按照第173条款，一个主要污染源必须遵守“最低可实现的排放率”，并满足某些污染“补偿”要求（在本节“三”论述）。
- Acoustic emission rate has been measured during proof tests of electric porcelain, the attenuation law of AE rate at constant load has been inferred from fracture mechanics of ceramics. 检测了验收试验时电瓷的声发射计数率;根据陶瓷断裂力学推导了恒定负荷下声发射计数的衰减规律;这一规律被实验结果很好地证实.
- In this paper the tunneling framework is adopted to investigate the Hawking radiation. The emission rate which massive particles tunnel across the event horizon of the Schwarzschild black hole is calculated. 用量子隧穿法研究黑洞Hawking辐射;计算了静止质量不为零的粒子穿过Schwarzschild黑洞事件视界的出射率.
- Certain problems were apparent from the outset. 有些问题从一开始就是显而易见的。
- Hawking radiation is viewed as a tunneling process across the event horizon and the tunneling probability is calculated. According to the tunneling probability,a leading correction to the semi-classical emission rate is found. 通过将Hawking辐射看成是穿过事件视界的隧道效应;计算出隧道穿透率并且得到了一个相对于半经典穿透率的修正.
- 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。
- The formulas of the quantum electrodynamics are applied to calculate the spontaneous emission rate of high-excited atoms in a cavity sandwiched by two semi-infinite dielectric slabs. 研究了半无限大介质板夹层对空腔中激发态原子的自发辐射率的影响。
- It was apparent to all that he was guilty. 众所周知，他是有罪的。
- The apparent celestial origin of a meteoric shower. 流星群的辐射点明显的流星雨太空光源
