自同步装置

In-situ energy dispersive X-ray diffraction measurements of enstatite have been studied by using diamond anvil cell with synchrotron radiation and laser heating in the range of 0~23 GPa and

采用同步辐射能量色散X射线衍射技术、激光加热技术和金刚石对顶砧高压装置，在温度为2000 K和压力为23 GPa的范围内，对采自地幔二辉橄榄岩中的顽火斜方辉石，进行了原位的高温高压能量色散X射线衍射测量。

Synchronized phasor measurements is a new developing technology in power system dynamic stability monitoring. It can effectively characterize the dynamic behavior of power system, directly perceived features, it reduces memory requirement and facilitate the postprocessing with the ability of improving efficiency, it provides an effective on-line analytic method for people working on power system.

本文对电力系统同步相量动态测量系统的建立和应用做出了积极贡献，在系统评述前人研究成果的基础上，给出了视在相角和视在频率的定义，提出了在线快速相量测量算法，并将几种自适应测频算法进行了比较，建立了基于GPS的电力系统全网同步时钟，完成了相应的动态监测装置及其动模实验。

This paper introduces the development of the 2cm phase standard which uses phase-held frequency convention and synchronical phase-lock bichannel phase compari- son system.The standard features wide frequency range,wide dynamic range,high accura- cy,multi-function,and convenient operation.It was qualified by self-calibration method.

本文介绍了两厘米相位标准的研制情况，该装置采用变频保相、同步锁相的双通道比相系统，具有频率范围宽，动态范围大，准确度高，操作方便，多功能等特点，利用自校准法对装置进行了测试检定。

In the third chapter, the photoabsorption of NO, CO, acetonitrile, acrylonitrile, benzene and toluene of benzene series have been measured by using a homemade experimental apparatus of cylindrical multi-stage ion chamber with high flux SR source. The ionization energies of some electron states are given. Their superexcited states, autoionization Rydberg states have been analyzed. By the analysis and comparison, our results are accurate and credibility.

在第三章中，利用高通量的同步辐射光源和自制的多级光电离吸收池装置，测量了NO、CO、乙腈、丙烯腈、苯系物中的苯和甲苯的光吸收谱，给出了部分电子态的电离能，分析了其中的自电离Rydberg态结构和一些振动能级，对部分结构做了精确指认，经过分析和比较，我们所得的结果比较精确和可靠。

For this reason, by means of leading in the concept of device clock error, the authors propose a new data synchronization method based on device clock error.

为此，文章通过引入装置时钟差的概念，提出了一种基于时钟差的数据同步方法，该方法以乒乓对时为基础、参考向量法对时作辅助，解决了自愈环网双向通道路由不一致时数据的同步问题，具有很好的实用价值。

A tungsten bromine light is used as light source in the experiment. The reflective spectra of tea and white ceramic standard plate are automatically and repeatedly recorded by the spectrometer.

装置采用溴钨灯作为光源，将茶叶及标准白板样品依次放入暗盒，在自编程序控制下，旋转步进电机多次采样，并利用光纤光谱仪同步接收反射光信号，对数据进行采集、储存、计算等。

It can effectively solve the problem of global synchronized checking and self-checking of PMU precision in synchronized measurement networks.

在GPS同步时钟信号协调下，作者提出了利用对晶振信号进行整数分频生成PMU异地同步校核基准信号的方法，用于PMU装置的自校核和广域同步校核，彻底解决了广域测量装置无法校核的问题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。