To measure this, archaeologists use a device called an accelerator mass-spectrometer.
考古学家使用一种被称为加速器质谱仪的设备进行测量。
The instruments on the Global Hawk rival those found in NASA's tropical weather satellites. The sounding radiometer can also work as a spectrometer.
全球鹰上负载的仪器足以与NASA的热带气象卫星相媲美，探测辐射计(sounding radiometer)可以被当作光谱仪来使用。
The researchers used a focused beam of caesium ions to dislodge molecules of water from the inclusions and measured the amount with a mass spectrometer.
研究人员用聚焦的铯离子束将水分子自包裹体中打出并用质谱仪测量其数量。
It will gather data from 56,000 points around the globe with two detectors. One is a spectrometer that measures sunlight reflected from the Earth's surface.
该卫星将于地球上56,000处观测点利用两个探测器收集数据——其中的一个是光谱仪，测量从地球表面反射的阳光。
It will gather data from 56, 000 points around the globe with two detectors. One is a spectrometer that measures sunlight reflected from the Earth's surface.
该卫星将于地球上56,000处观测点利用两个探测器收集数据——其中的一个是光谱仪，测量从地球表面反射的阳光。
The flat structure of spectrometer can enlarge usage scope.
光谱仪的平板化，可以扩大仪器使用范围。
The workable region for a spectrometer was divided into 42 small regions.
将正电子寿命谱仪的可工作能区分成42个小块。
You choose from among 14 gratings for each "HR" Optical Bench spectrometer.
从14个光栅中为每个“HR”光具座光谱仪选择光栅。
The weathering products were examined by wavelength dispersion spectrometer.
风化产物用波长色散谱仪检验。
This paper introduces a new kind of heating bath on the Fourier infrared spectrometer.
本文介绍了一种用在付利叶变换红外光谱仪上的新型加热池。
A method for prolonging the operation lifetime of klystron in EPR spectrometer was described.
描述了一种延长EPR波谱仪中速调管使用寿命的方法。
Detective efficiency is an important instrumental parameter of X ray photoelectron spectrometer.
探测效率是X射线光电子能谱仪一个很重要的仪器参数。
The device is readily removed and installed at ambient pressure without venting the mass spectrometer.
该设备易于在环境压力下安装和拆除，而不用对质谱仪抽气。
The excitation and emission spectra are detected by using the fluorescent spectrometer, model Hitach 850.
还利用日立——850型荧光光谱仪测定了其激发和发射光谱。
Quadrupole mass spectrometer can be used in measuring pressure of dividing and analysis composition of material.
四极质谱计在真空技术中可用来测量分压强，从事物质成分的分析。
The usage status of cutting fluid can be observed directly by iron spectrometer under a suitable test condition.
在合适的试验条件下，还可利用铁谱仪直观地了解切削液的使用状态。
This paper introduces the principle of CCDcamera technology and its application in the prism spectrometer experiment.
本文介绍了CCD摄像技术的工作原理以及它在分光计实验中的应用。
The design, configuration and applications of the most popular fiber optic spectrometer are discussed in this thesis.
本文中，笔者详细地介绍了当前主流微型光纤光谱仪的结构设计、配置方法以及应用领域。
The scanning electron microscope provides information on chemical composition by use of X-ray spectrometer attachments.
扫描电子显微镜能利用x射线谱仪的附件来提供化学组份的信息。
Taking the JJY model spectrometer as an example, the focusing and inclination of optical axis are discussed in this paper.
本文以jjy型分光计为例，对分光计的聚焦与光轴倾斜度这两方面的调节做了系统论述。
This pushes molecules off the sample surface as gaseous ions, which can be detected and identified by the mass spectrometer.
这就使得分子以气化离子的形式离开样品表面，从而被质谱仪检测到并完成鉴定。
In combination with an atomic absorption spectrometer, it could carryout various flow injection analyses and data processing.
和原子吸收光谱仪联用可实现多种流动注射分析和数据处理。
To improve the performance of a mass spectrometer, a novel method is proposed to construct an ion trap array mass spectrometer.
为了提高质谱仪的性能，提出了一种全新的构建阵列离子阱质谱仪的方法。
It is necessary to solve openning-tube sampling problem for the mass-spectrometer analysis of residual gases in sealed vacuum devices.
密封真空器件内残气的质谱分析，必须解决开管取样技术问题。
The instrument, being under construction, adopts a program of combining a multi-channel spectrometer and a auto-correlation spectrometer.
正在研制的此仪器采用了多通道频谱仪与自相关频谱仪结合使用的方案。
FTIR spectrometer technique has been found to be a useful, fast, non-destructive and accurate method for identification of bleached jadeite.
傅里叶变换红外光谱技术可以有效、快速、无损和准确地鉴定处理翡翠。
The difficulty in spectrometer experiment is adjusting the optical axis of telescope to be vertical to the revolving axis of the spectrometer.
大学物理实验中分光计实验的难点在于调节仪器使望远镜光轴垂直于分光计中心转轴。
The linear amplifier on the spectrometer, besides it has the enough enlargement factor, and needs the good linearity and the broad dynamic range.
能谱仪上用的线性放大器，除了有足够的放大倍数外，还须有良好的线性和宽广的动态范围。
The linear amplifier on the spectrometer, besides it has the enough enlargement factor, and needs the good linearity and the broad dynamic range.
能谱仪上用的线性放大器，除了有足够的放大倍数外，还须有良好的线性和宽广的动态范围。
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