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- A new method of measuring the ratio of thermal emission rate to the photoexcitation constant is presented. 提出了在考慮吸收系數強度特性條件下一種測量熱激發(fā)速率與光激發(fā)常數比值的新方法。
- The core element of multifunction lining lies in the blackbody, with emission rate 0.96. 多功能爐襯組成的核心是工業(yè)標準黑體;其發(fā)射率為0.;96。
- The average emission rate of N2O under ZTSR was lower 42.1% and 16.7% than CTSR and RTSR respectively. 免耕還田N2O排放速率平均值分別比翻耕還田和旋耕還田降低42.;1%25和16
- The average emission rate under ZTSR was lower 24.3% and 27% than CTSR and RTSR, respectively. 免耕還田CH4排放速率平均值比翻耕還田和旋耕還田分別降低了24.;3%25和27
- The results indicated that: The CO2 emission rate had significant diel fluctuation and seasonal dynamics. 其結果表明：CO2釋放速率有明顯的日變化和季節動(dòng)態(tài)。
- Although diesel engine's emission rate of HC and CO is excelled gasoline engine, its' NOX emission is worse than the latter. 雖然柴油機的HC、O的排放比和排放耐久性都優(yōu)于汽油機，但nox排放量卻不如汽油機。
- The results indicate that the emission rate of fluorine increases with a decrease in water content and degree of neutralization. 結果表明,氟的逸出率隨含水率和中和度的減小而增大。
- Blockboard gave the highest formaldehyde emission level in large cham ber test.Formaldehyde emission rate of the wood-bas... 大室法條件下的人造板甲醛散發(fā)速率呈指數函數規律衰減,給出了大室法條件下人造板甲醛散發(fā)量水平的預測公式。
- 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. 實(shí)際上，非淀粉多糖酶降低了糞便濕度，因此家禽飼養舍更加干燥，氨氣排放率也大大減少。
- Experimental results show that substantial change of emission rate occurred when electromagnetic fields were applied to coal particles saturated with gas under the pressur... 根據煤屑瓦斯放散理論,分析了實(shí)驗現象的機理,應用突出煤體電磁響應特征,提出了關(guān)于突出機理和突出防治的新見(jiàn)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. 在對稱(chēng)和非對稱(chēng)的結構中，分別計算了以原子在板中的相對位置為自變量的原子自發(fā)輻射率的函數。
- 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). 為了有資格得到許可，按照第173條款，一個(gè)主要污染源必須遵守“最低可實(shí)現的排放率”，并滿(mǎn)足某些污染“補償”要求（在本節“三”論述）。
- 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. 檢測了驗收試驗時(shí)電瓷的聲發(fā)射計數率;根據陶瓷斷裂力學(xué)推導了恒定負荷下聲發(fā)射計數的衰減規律;這一規律被實(shí)驗結果很好地證實(shí).
- 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輻射;計算了靜止質(zhì)量不為零的粒子穿過(guò)Schwarzschild黑洞事件視界的出射率.
- Certain problems were apparent from the outset. 有些問(wèn)題從一開(kāi)始就是顯而易見(jiàn)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. 通過(guò)將Hawking輻射看成是穿過(guò)事件視界的隧道效應;計算出隧道穿透率并且得到了一個(gè)相對于半經(jīng)典穿透率的修正.
- At this rate we won't be able to afford a holiday. 照這樣下去，我們不會(huì )有時(shí)間／錢(qián)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. 研究了半無(wú)限大介質(zhì)板夾層對空腔中激發(fā)態(tài)原子的自發(fā)輻射率的影響。
- It was apparent to all that he was guilty. 眾所周知，他是有罪的。
- The apparent celestial origin of a meteoric shower. 流星群的輻射點(diǎn)明顯的流星雨太空光源
