辐射
- 与 辐射 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Simulates the dynamic thermal process of the low temperature floor radiant heating system and the convector heating system under different solar irradiances.
模拟了低温地板辐射供暖与对流散热器供暖系统在不同太阳辐射照度下的动态热过程。
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Although we can see that radiative correction term is less than the contribution of the free gauge field to the Casimir force, our result of the radiative correction to the Casimir force of M-C-S gauge field at zero temperature, will possess referenced value for measure of the Casimir force experimentally.
从所获得的量子涨落对M-C-S规范场的Casimir力的辐射修正的结果来看,虽然辐射修正值与自由规范场对Casimir力的贡献相比小的很多,但对于提高测量Casimir力的精度,将会提供可参考的理论依据。
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Based on the assumption that the heating floor radiation agrees with Lambert's cosine law and the outdoor human body could be equivalent to a "human cylinder", the mathematical model and formula to describe the thermal radiation from the floor to human body are established.
在基本假设和"人体柱"模型的基础上,建立采暖地板对室内人体热辐射的理论计算模型。利用该理论模型,对矩形等温地板的采暖辐射特性进行计算分析。
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The latest analysis of the universe's uniform backdrop of gamma radiation now carves a 10 GeV hole in the low end of that range, Kevork Abazajian, a particle cosmologist at the University of Maryland, College Park, reported here this Sunday at the oddly timed April Meeting of the American Physical Society.
Kevork Abazajian在本星期日的美国物理学会上说,有关宇宙伽马辐射背景的最新分析表明,在辐射背景的最低处出现了一个100亿电子伏的空洞。
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Root activity of cucumber seedling was inhibited by UV B and the inhibition degree increased with increasing of UV B radiation time.
在植物生长室中,UV- B辐射明显降低黄瓜幼苗的根系活力,抑制程度随辐射时间的延长而增强。
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Under the microwave radiation, makes the catalyst with the potassium iodide,The sodium hydroxide makes the neutralization agent, synthesized the phenmethyl -2- naphthyl ether, take 2- naphthol and the chlorination animal pen as the raw material, Uses the single factor cut-and-try method, To a reactant mole of ratio, the catalyst and the solvent amount used, the microwave power, the radiation time and so on have conducted the research to the product receiving rate influence.
在微波辐射下,以2-萘酚和氯化苄为原料,用氢氧化钠作碱剂,碘化钾作催化剂,水-DMF为溶剂合成了苄基-2-萘基醚;采用单因素实验法,对反应物的摩尔比、催化剂及溶剂用量、微波功率、辐射时间等因素的影响进行了研究。
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The response of plant DNA to UV-B radiation has certain sensitivity which related to UV-B radiation intensity and plant cytoplast, showed specific dose-effect relationship.
植物DNA对UV-B辐射的响应具有一定的敏感性,这种敏感性与不同的UV-B辐射剂量和不同植物细胞的原生质体有关,表现出一定的剂量-效应关系。
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It is major work to present the tectonic time duration system of the strain rate method, which is an original exploration.(1) Principle: Its basis is the stress and strain rule depending on strain capacity in steady-state stress field, but not the radioactive decay law depending on radiation dose in invariable radiation field. This can be simplified as a process of differential stress-strain rate-strain capacity-time duration calculating.
工作重点是梳理出应变速率法构造时限定年系统,属原创性探索:①原理:不是基于放射性核素衰变规律,而是基于应力应变规律;不取决于恒定辐射场的辐射剂量,而取决于稳态应变场的应变量,可简括为差异应力-应变速率-应变值量-计算时限的求索过程。
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The purpose of this study is to analyze the characteristics of radiochromic film dosimetry, including the film response versus time, dose linearity, energy dependence and angular dependence. In addition, we measure the output factors for the field defining collimators used in gamma knife by using spherical phantom. The measurement results were compared with the results of Monte Carlo simulation.
本研究将探讨辐射变色软片侦测辐射之特性,包括软片反应与时间关系、剂量线性度、能量依存度及角度依存度;并使用加马刀立体定位放射手术剂量验证用之球型假体,量测加马刀四种不同大小准直仪头盔之剂量分布及相对输出因子,并与蒙地卡罗模拟结果作一比较分析。
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Light output analysis tests character of spectrum radiate of pyrotechnic mixtures and analyses wave band distribute of light by comparing different static blaze spectrograms of the pyrotechnic mixtures. Screen out the better pyrotechnic mixtures according to request of pumping source. Press experiments in airtight erupt container experiment, which simulate the circumstance that pyrotechnic mixtures deflagrate in quartz pipe, realize the press influence to the quartz pipe wall and the disciplinarian of axes press variety. Apply these pyrotechnic mixtures to Nd:YAG lasers as the pumping source and compare pumping efficiency of different pyrotechnic mixtures. Pumping efficiency is an important standard which checkout if these pyrotechnic mixtures are the better pumping source. Sensitivity experiment analysis incarnate security of pyrotechnic mixtures that is the essential parameter in the process of design, manufacture and use.
通过对烟火药的热分析(爆热分析、DTA、TG),了解备选烟火药反应过程中的能量输出特性及反应过程中的物理、化学变化规律;光输出分析实验对烟火药配方光谱辐射特征进行测试,比较其静态火焰光谱图,分析不同烟火药剂光辐射波段分布特征,根据激光泵浦源的辐射要求,进而筛选更符合激光泵浦源药剂要求的烟火药;模拟烟火药在石英管中爆燃环境的密闭爆发器压力分析实验反映了烟火药在石英管中反应时对管壁的压力影响以及管内轴向压力变化规律;将烟火药作为泵浦源应用于Nd:YAG固体激光器,比较不同烟火药的泵浦效率,作为检验烟火药是否适合作为激光泵浦源的重要标准;感度实验分析体现了各种烟火药的安全性,是烟火药设计、制造和使用的必要示性数。
- 推荐网络例句
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On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.
另一方面,更重要的是由于城市住房是一种异质性产品。
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Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.
气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。
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You rap, you know we are not so good at rapping, huh?
你唱吧,你也知道我们并不那么擅长说唱,对吧?