根据2010年4月28日的宣布,科学家利用美国宇航局的红外望远镜设备已检测到小行星表面有水-冰和碳-基有机化合物。
Announced on April 28, 2010, scientists using NASA's Infrared Telescope Facility have detected water-ice and carbon-based organic compounds on the surface of an asteroid.
像二氧化碳一样,黑碳吸收阳光和红外线辐射,将热量滞留在大气中-包括最接近地球表面的边界层。
Like carbon dioxide, black carbon absorbs sunlight and infrared radiation, trapping heat in the atmosphere — including the boundary layer closest to Earth's surface.
碳定年法和红外线分析法对这幅作品作出的分析鉴定支持了上述说法。
Carbon dating and infrared analysis of Leonardo's techniques back up the theory.
围绕富碳燃烧型快速发烟剂的红外消光能力和燃烧成烟速度,进行理论分析和试验对比验证。
The paper is directed at how to enhance the infrared extinction ability and the burning speed of the burning fast smoke agent.
采用优化的碳二亚胺法制备诺氟沙星(NOR)人工抗原,紫外扫描和红外光谱图表明人工抗原偶联成功。
Modified EDC method was employed to synthesize the artificial antigen of norfloxacin (nor), which was proved by Ultraviolet absorbance and IR spectra.
对所制备的掺氮非晶碳薄膜用光电子能谱和红外光谱进行了表征。
The nitrogen containing films are also studied by using XPS spectra and IR spectra.
采用铂催化法对过氧化氢进行自催化处理,非散射红外吸收法测定过氧化氢中的总有机碳含量。
Methods After hydrogen peroxide products were catalyzed by platinum, total organic carbon in it was detected by NDIR.
神经网络的数据,利用红外光谱,碳13核磁共振谱,并分子式有机化合物是发达国家。
A neural network which utilized data from the infrared spectra, carbon-13 NMR spectra, and molecular formulas of organic compounds was developed.
红外碳硫分析仪检测系统的不稳定性直接影响被测物质分析结果的准确性。
Detecting system of infrared absorption carbon-sulfur analyzer is an important part of it.
红外线:从碳弧灯或氙弧发出的不可见的、长波长的辐射,它对胶片和设备传送热量。
Infrared: Nonvisible, long wavelength radiation from a carbon or xenon arc that contributes to the heating of the film and equipment.
氟碳油漆也能满足隔热降温性能指标要求,阳光反射率和半球发射率均大于80%3纳米ato既是红外辐射材料,又是导电材料。
Can meet the performance requirements of heat insulation and cooling, sunlight reflectivity and emittance are more than 80%3 of nano ATO is the infrared radiation material, and conductive material.
该产品结合了碳加热器和短波,行之有效的石英玻璃双管红外线加热器。
This infrared heaters combine a carbon heater and a short wave infrared heater in the proven quartz glass twin tube.
其所生成的二氧化碳依次导入非分散红外检测器,从而分别测得水中的总碳(TC)和无机碳(IC)。
They turn into carbon dioxide generated by non-dispersive infrared detector, which were measured in water of the total carbon (TC) and inorganic carbon (IC).
采用纯化学物质对高频加热-红外检测碳硫仪校准,对钛合金中的碳量进行测定。
The carbon-sulfur analyzer was corrected by mens of the pure chemical substance and was used to determine carbon content in titanium alloys.
结果表明:随着薄膜中氮含量的增加,碳氮薄膜的光学禁带宽度减小,红外反射率增加。
Results indicate that the optical band gap of the CN x films is decreased with the increasing nitrogen concentration, accompanied with the reflectance increase of the films.
红外光谱表明了该双改性树脂的碳骨架上引入了桐油分子长碳链,具有一定的柔韧性和油溶性。
IR spectra showed that long chains of molecules of tung oil were bonded on the skeleton of boron phenolic resin.
非晶态碳膜具有许多接近于金刚石的、令人感兴趣的性能,能很好地用作红外零件上的保护膜和增透膜。
The amorphous carbon film has interesting properties which are close to those of diamond. It may be good used for the antiabrasion layers and antireflexions films of the infrared devices.
介绍了利用傅里叶变换红外光谱( FT-IR)和差示扫描量热法( DSC)对FEVE与PVDF系建筑装饰用氟碳涂层进行定性鉴定的方法,并用实例加以说明。
The qualitative test method using FT-IR and DSC for architectural decoration fluorocarbon coatings such as FEVE and PVDF has been introduced. Some examples were used for better explanation.
探讨CS-244/344红外碳硫测定仪检定规程在实际运用中存在的几个问题及相应的对策。
This paper discussed several questions in IR absorption determination of carbon and sulfur by CS-244/344 detector in verification of measuring and a new method was put forword.
具体阐述了碳纳米管用于红外探测的可行性以及在单壁碳管内实现超导态的实验方法。
In this paper, we explore the possibility of carbon nanotubes(CNTs)being used in IR detection, and discuss the proximity-induced superconductivity in single-walled carbon nanotubes (SWCNTs).
关键中间体及最终产物的结构经质谱、红外光谱、核磁共振氢谱及碳谱得到确证。
The structures of the key intermediates and target molecule were confirmed by ESI-MS, IR and NMR.
试样于高频感应炉的氧气流中加热燃烧。使样品中的碳全部转化为二氧化碳,红外检测。
The specimen was heated and burnt in oxygen fluid in high-frequency induction furnace. Carbon in specimen was transformed into carbon dioxide, and then determined by infrared absorption method.
方法:采用铂催化法对过氧化氢进行自催化处理,非散射红外吸收法测定过氧化氢中的总有机碳含量。
Methods: After hydrogen peroxide products were catalyzed by platinum, total organic carbon in it was detected by NDIR.
前言: 针对TOC的“ 燃烧氧化-红外线分析”测定方法,重点介绍了日本岛津公司生产的TOC-4100型总有机碳测量仪的工作原理、性能特点及其在水质监测中的应用。
The measuring principle and property of the total organic carbon survey meter of shimadzu TOC-4100 and its application to water quality monitoring were introduced.
同时引进红外碳硫分析仪器检测设备,对产品适时在线检测,确保了产品质量稳定可靠,为用户使用产品提供了技术支持。
In the meantime, introduced infrared carbon-sulphur analyzer to examine equipment; according to on line Monitoring to insure the products' stability, and to provide technical support to the customers.
结果化合物的结构经红外光谱、核磁共振氢谱、核磁共振碳谱确证。
Results the chemical structure of the target compound was confirmed by ir, 1h-nmr, 13c-nmr.
同时,碳晶板会大量产生向上的远红外波,对室内物体进行制热。
At the same time, carbon crystal plate will produce a large number of the far infrared wave, of the object in the room for heating.
碳与其他原子连接的原子键吸收红外线。
The atomic bonds between carbon and other atoms absorb infra red radiation.
将所有部件放置在红外线下检查是否有碳。
Rinse again in cold water. 3 Put all component parts under black light for inspection of any carbon.
将所有部件放置在红外线下检查是否有碳。
Rinse again in cold water. 3 Put all component parts under black light for inspection of any carbon.
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