Scientist have proposed that gas and dust surrounding the black hole don't fall in but form a certain substance. 科学家提出那个黑洞周围的气体和尘埃并没有落入其中而是形成某种物质。
The sound of sirens and panicked shouts mixed with that of live ammunition, and the air was filled with tear gas and black smoke. 炮火声中,汽笛轰鸣,人群惊慌尖叫。空气中弥漫着催泪瓦斯和滚滚黑烟。
By emitting heat that pushes away the galactic gas, the black hole prevents any new stars from being formed. 黑洞通过释放热量将星系气体排斥掉,阻碍了任何新恒星的形成。
Scientists believe this process explains how protoplanetary disks form around young stars and perhaps how gas disks coalesce around black holes at the centers of galaxies. 科学家认为此过程解释了为什麽在年轻恒星周围会形成原生行星盘,或许也能解释在星系中心,气体盘如何与黑洞结合。
In a further sign of tension between Russia and the EU, Mr Putin yesterday announced the scrapping of the South Stream pipeline to bring Russian gas across the Black Sea into southeastern Europe. 突显俄罗斯和欧盟之间紧张关系的又一个迹象是,普京昨日宣布取消南流(SouthStream)管道项目;这条管道原本将横跨黑海,将俄罗斯天然气输送至欧洲东南部。
In conclusion, PAR, Ta and RH are main environmental factors to influence photosynthetic gas exchange of black locust. 总体而言,光合有效辐射、空气温度和空气相对湿度是影响刺槐光合气体交换的主要环境因子。
Probe into surface gas hole of v& ti black porcelain decorative brick 关于钒钛黑瓷装饰板表面气孔问题的探讨
Catalytic cracking reaction is carried out with waste rubber and catalyst-A at 400 ℃. The cracking products are separated to produce cracking gas, petroleum component and black carbon. 废旧橡胶细块与催化剂A在400℃发生催化裂解反应,生成合成橡胶原始状态的产物,经分离得裂解气、石油馏分及炭黑产品。
Cleaning and Waste Heat Utilization of the Exhaust Gas from Carbon Black Industry 炭黑工业尾气净化及余热利用
The influence of all kinds of components based on HDPE and the natural gas half compensation stove method carbon black ( CB) on the composite room temperature electric resistivity was investigated. 系统地研究了高密度聚乙烯(HDPE)和天然气半补强炉法碳黑(CB)为主的复合材料的组成对其室温电阻率的影响。
Aerating gas to the black liquor increase the effect of ultrasonic cavitation, the order of degradation rate of different saturated gas is as follow: O2> Air> N2> degassed. 向反应液中曝入气体可以提高超声空化效果,饱和气体对黑液的超声降解效果影响顺序依次为:O2>Air>N2>未曝气。
The common effect factors to the gas permeability test are introduced briefly, and expatiations on two key parameters for estimating the gas permeability tester-"Black Test" and data repeatability, as well as the gain and application of these data are described. 简要介绍了常见透气性测试的影响因素,并详细阐述了衡量透气性检测设备的两项主要指标&空白试验以及试验结果重复性,以及这些指标的获得与应用。
It quotes the information about gas hydrate resources prediction all over the worlds and gas hydrate resources in Black Sea. 援引了有关全球气体水化物资源预测及黑海气体水化物资源的资料。
The influence of CO_2 in flue gas on the process of acid treatment of black liquor was analysed according to a series of experiment research and the feasibility of treating straw pulp black liquor with flue gas was further verified. 根据一系列实验研究,分析了燃煤烟气中CO2对酸析过程的影响,进一步验证了以烟气处理草浆造纸黑液的可行性。
Two Parameters for Estimating Gas Permeability Tester& "Black Test" Data and Repeatability 衡量透气性测试设备的两项指标&空白试验数据和试验结果重复性
A New Way to Save Energy of Natural Gas Carbon Black 天然气炭黑节能新途径
Natural gas carbon black has played an important role in the development of carbon black indus-try, but it is reduced to inferiority in market now. 天然气炭黑对炭黑工业发展曾起过很大作用,但在目前市场上处于劣势。
Gas Chromatographic Determination of Carbohydrates in Black Liquors from Soda Pulping 气相色谱法测定碱法黑液中糖的组成
Study on the Direct Conversion of Nature gas to Nano Carbon Black and Acetylene via Nitrogen Plasma 等离子体裂解天然气制纳米炭黑和乙炔
Developing Prospects of Natural Gas Carbon Black 天然气炭黑的发展前景
The high temperature gas impact resistance, carbon black corrosion resistance as well as slag corrosion resistance abilities of high purity corundum brick, mullite-corundum brick, corundum-chrome brick, high chrome brick and zirconia brick lined on high temperature carbon black reactor are discussed, respectively. 从抵抗高温气流冲蚀、抗炭黑粒子化学侵蚀和抵抗炉气杂质化学侵蚀等三个方面对高纯刚玉砖、刚玉莫来石砖、铬刚玉砖、高铬砖和氧化锆砖作了分析比较。
A novel chemical gas sensor that utilizes polymer-carbon black composition as sensitive film is studied. 研究了一种使用聚合物-碳黑混合物作为敏感膜的新型化学气体传感器。
Evaluating the resources of hydrate-gas in the Black Sea 黑海水合物气资源评价
Experimental Research on Breaking Rate and Gas Quantity Control During Pneumatic Conveying of Carbon Black 炭黑气力输送中破碎率及气量控制的试验研究
Discussion about generating electricity with waste gas in carbon black production 利用炭黑尾气发电的探讨
The covariance of the state equation about ideal gas, Planck_law about black body radiation and thermodynamic Matsubara_function gives new proof of motion_temperature contraction. 由理想气体方程、黑体辐射的Planck分布及松原函数的协变性给出运动温度收缩关系的新论证;
Based on the analysis of using waste gas in carbon black production as boiler fuel and statement of waste gas electricity-generating system, the necessity to utilize waste gas to generate electricity is discussed. 通过对利用炭黑尾气烧锅炉的分析和对尾气发电系统的阐述,探讨了宣钢炭黑厂利用炭黑尾气发电的必要性。
When a gas explosion, the shell of the black box can completely protect for monitoring terminal and hard disk data. 在发生瓦斯爆炸时,黑匣子壳体对监测终端和硬盘数据完全可以保护。
Abstract: The technology of removing copper and impurities by induction method is widely used for purifying copper electrolyte in industrial production, the method presents many disadvantages, such as high energy consumption, forming toxic arsine gas and producing a lot of black copper. 摘要:铜电解液净化工业生产广泛采用诱导法脱铜脱杂,该法能耗高、产生剧毒砷化氢气体及大量黑铜粉。