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The photos of the sample cutoff are taken by the AMRAY-1000 scanner electron camera lens and metallographic tissues by the NEPHOTO-30 optics microscope. Besides, micro-tissues are observed by the JEM-2010F transmittal electron lens.

利用AMRAY-1000型扫描电镜拍摄试样断口照片、NEPHOTO-30光学显微镜拍摄试样的金相组织、采用JEM-2010F型透射电镜进行微组织观察。

The samples were characterized by scanning electron microscope and transmission electron microscope.

采用扫描电子显微镜和透射电子显微镜对样品的表面形貌进行表征。

After 48 hours, scanning electron microscope and transmission electron microscope were used to observe the changes in cell ultrastructure.

实验评估：48 h后制备扫描电镜和透射电镜标本，观察细胞超微结构的变化。

Study on the electron optics property of high-power electron accelerator.

大功率电子加速器光学性能的研究。

By PIC method to analyze electron optics system, 3D electrostatic PIC model of the whole electron optics system has been established.

将粒子模拟方法引入到电子光学系统的分析研究中，使用全三维电磁软件MAFIA建立了行波管电子光学全系统的三维静电PIC模型。

Electron optics property of a high-power electron accelerator (450kW) using the SLAC-226 program was studied in this paper.

利用SLAC-226程序对一种工业用大功率电子加速器(450kW)的电子枪光学系统性能进行了研究。

To design electron guns with plane cathode according to high current electron optics theory.

根据强流电子光学理论，在填充等离子体条件下，设计平面阴极电子枪。

Laser optics ; electron acceleration ; ponderomotive force ; single test electron model

激光光学；电子加速；有质动力；单电子运动模型

Study of the electron optics property of ELV-8 electron accelerator.

ELV-8型加速器电子光学性能研究。

Lewis acids are electron pair acceptors, and Lewis bases are electron pair donors.

P74 Lewis酸是电子对接收者，而Lewis碱是电子对给予者。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。