scanning element

The phase composition, microstructure and the element of the thin film were characterized respectively with X-ray, scanning electron microscopy and EDAX.

通过x射线衍射仪、扫描电镜、能谱分析仪分别对（Ti，Al）N薄膜的相结构、微观形貌及薄膜成分进行了检测与表征。

By means of in-situ tensile test of the specimen of bi-morphic alloys of γ-TiAl, observation upon its corresponding fracture surface with scanning electron microscope, and finite element computation, the tensile fracture mechanism of these alloys is investigated.

通过对双态组织的扫描电镜原位拉伸实验、相应的断裂表面观察以及有限元计算，研究了TiAl基合金双态组织拉伸的断裂机理。

Optical deflector is an important element of optical scanner, which determines the scanning performance.

摘要光束偏转器是光学扫描器中的重要组成部分,对扫描器的扫描效果起决定性的作用.

The laser Omni-directional bar code scanner introduced here mainly consists of a holographic disk which as a plane optical element is to realize the laser beam deflection and focusing, as well as a series of mirrors designed for a scanning space.

本文介绍的激光多方位条码扫描器采用了全息光盘作为平面光学元件来实现激光束的扫描偏转和聚焦，设计了多面反射镜光学系统以形成多方位的空间扫描网。

Since the antenna under test and the probe are stationary and control of the phase of antenna element is only needed, the method is actually an electrical scanning approach substituting the traditional mechanical scanning.

由于使用该方法时要求被测天线和探头均固定不动，仅要求对天线各单元的配相进行控制，故实际上这是用电扫描方法来代替传统的机械扫描方法。