在1829年,他就开始和路易·达盖尔合作改善照相术。他们一起开发出“物理碳印法”,这一过程要使用薰衣草油。
In 1829, he began working with Louis Daguerre to improve photography. Together they developed the "Physical Carbon Printing Method," which uses lavender oil.
通过初次运移模拟实验证明了烃类在不同类型烃源岩中发生初次运移能够产生不同程度的物理碳同位素分馏效应;
The result of the primary migration simulation suggests that there are different carbon isotopic fractionation effects in the primary migration of different source rocks.
在1829年,他就开始和路易·达盖尔合作改善照相术,他们一起开发出“物理碳印法”,这一过程要使用薰衣草油。
Starting in 1829 he began collaborating on improved photographic processes with Louis Daguerre, and together they developed the physautotype, a process that used lavender oil.
但是,按照天体物理学家斯蒂芬·霍金的理论,生命存活的环境是超出人类想象的:它不以碳为基础。
But astrophysicist Stephen Hawking theorizes that life could exist out there that we can't even imagine: life that is not carbon-based.
塑料成为便宜和毫无价值的同义词,事实上这些碳链化合物理应是地球上最有价值的物质。
Plastic has become synonymous with cheap and worthless, when in fact those chains of hydrocarbons ought to be regarded as among the most valuable substances on the planet.
石墨烯是由单层碳原子紧密堆积成二维蜂窝状晶格结构的一种碳质新材料,具有一些独特的物理特性。
Graphene is a honeycomb-like sheet of carbon just one atom thick with a number of unique physical properties.
Kennett博士和他的同事在本周于阿卡普尔科举行的美国地球物理联盟会议上所作的报告中指出,木碳中的一些混合物也可证明撞击的存在。
Mixed in with the charcoal, as Dr Kennett and a number of his colleagues reported to a meeting of the American Geophysical Union in Acapulco this week, are other bits that point to such an impact.
因为某些元素(尤其是碳)的微小百分比极大地影响物理性能,所以必须知道对钢的分析。
The analysis of the steel must be known because small percentages of certain elements, notably carbon, greatly affect the physical properties.
这种范围不确定本身就解释了关于碳在地球总体物理、化学中的作用,人们了解的是那么的少。
But the uncertainty of this range is itself a comment on how little carbon's role in the Earth's overall physics and chemistry is understood.
他是加利福尼亚地质灾害顾问公司的地球物理学家。 一家位于北海Sleipner油田的碳处理工厂,有可能引发2008年一场四级地震。
A CCS facility at the Sleipner gas field in the North Sea, may have triggered a magnitude 4 earthquake in 2008.
最先进的统计学、化学、物理学方法未必对每天大量排放的碳的计量行之有效。
Most advanced statistics, chemical or physical methods may be incapable of measuring the enormous carbon emission.
崔瑟豪斯在碳物理领域成名。
Dresselhaus has made her name in the field of carbon physics.
人们已提出利用物理和生物方法来解决二氧化碳问题,但对二氧化碳这样一个巨大的碳资源,还没有特别有效的化学利用方法。
Although some physical and biological techniques have found their way in carbon dioxide fixation, there is still no proven technology for chemical utilization of such a plentiful carbon source.
作为土壤质量的重要指标,土壤有机碳及其组分在土壤许多物理、化学和生物特性中发挥着重要作用。
As an essential indicator of soil quality, soil organic carbon (SOC) and its fractions play an important role in soil chemical, physical, and biological properties.
作为土壤质量的重要指标,土壤有机碳及其组分在土壤许多物理、化学和生物特性中发挥着重要作用。
As an essential indicator of soil quality, soil organic carbon (SOC) and its fractions play an important role in many soil chemical, physical, and biological properties.
如果适当地调整碳和其他合金元素的比例,并施用不同的热处理方法,就能制造具有各种不同物理性能的钢。
The appropriate control of the amount of carbon and other alloying elements and various heat treatment may provide a wide range of physical properties in steel.
结果表明,反应气流的流向以及催化剂在反应过程中发生的物理和化学变化是导致碳微线圈形态变化的两个重要原因。
The results of SEM, TEM, SAED and XRD show that the direction of gas current and the physical or chemical changes of catalyst grain cause the morphology variety of carbon micro-coils.
讨论分析了浸银碳石墨阀座和衬套材料的热物理及力学性能同热震因子的关系。
The relationship between the thermal physical and mechanics properties with the silver impregnated carbon graphite clack seat and bushing materials and thermal shock divisor was discussed.
研究表明,链烷烃的许多物理化学性质与有效碳链长度成线性关系。
It concluded that there is a liner relation between the physical chemical properties of alkanes and effective length of carbon chain.
ZED的碳中和方法,解释了根本的建筑物理模型和机电系统(3.3章)
The carbon neutral strategy behind ZEDs. The underlying building physics model and Mechanical & Electrical (M&E)systems are explained (section 3.3)
在过去一个世纪中,物理学家们透过全面的观察与实验,证明碳-14原子要花费5,730年的时间来衰变为一个稳定的氮- 14原子。
Physicists have proven through exhaustive observation and experimentation over the course of a century that it takes 5,730 years for Carbon-14 atoms to decay into a stable Nitrogen-14.
单壁纳米碳管是近年来材料科学以及凝聚态物理研究的前沿和热点。
Single walled carbon nanotube (SWNT) is a hot and frontier topic of materials science and condensed matter physics in recent years.
纳米多孔碳材料具有优良的化学,物理和热稳定性,是非常好的能源转换和存储材料。
Nanoporous carbon materials possess excellent chemical, physical and thermal stability, and are very interesting materials for energy conversion and storage.
土壤有机碳是陆地生态系统碳库中的重要组成部分,对土壤的物理、化学和生物学性质有深刻的影响。
Soil organic carbon plays an important role in terrestrial ecosystem carbon pool, and has profound effect on soil physical, chemical and biological properties.
此外,还利用建立的海洋碳模式进行了一些有意义的数值试验,详细讨论了海洋的物理化学因子改变对大气CO2浓度的可能影响。
In addition, several numerical experiments are carried out to study the potential influences for changes in marine physical and chemical processes on atmospheric CO2 by using the carbon cycle model.
其结果是一个是远远优于传统球碳石墨阀座建设物理性质的席位。
The result is a seat with physical properties that are far superior to conventional ball valve seats of carbon graphite construction.
碳材料具有稳定的物理化学性能,分布广而易得,而一维碳材料具有高的比表面积,良好的导电性。
One-dimensional carbon materials have potential applications in fuel cell, lithium ion battery and chemical sensor due to their high specific surface area and good conductivity.
因部分地层中含有碳质板岩,对地球物理工作的结果产生了一定的影响。
Because some strata are carbonaceous shale, the result of geophysical work was infected.
该公司托马斯·沃森研究中心的物理学家造出全世界第一个以纳米管(一个长长的碳分子)为原料的逻辑电路。
Watson Research Center, built the world's first logic circuit out of a single long carbon molecule called a nanotube.
结合含碳铬矿粉在微波场中的比热容、介电性质等热及物理性质的变化,通过计算模拟得出微波耗散功率与温度的关系,进而拟合出含碳铬矿粉的升温曲线。
The relationship between dissipation power of microwave and temperature can be solved by calculation, then the temperature-rising curve fitting of carbon-containing chromite fines can obtain by it.
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