本文介绍一种结构简单的氦氖激光干涉条纹弱视治疗仪。初步的临床治疗表明，该仪器效果良好。
A simple He-Ne laser interferential grating is presented. The efficiency for treating amblyopia has been proved by initial clinical use.
程序员需要工具和在线性能计算的仪器以确认一个在桌面上工作很好的应用程序部署在8位簇群，32位服务器，或一64位OS上能否起到很好的效果。
Programmers need tools and online performance calculators to validate whether an application that works great on a desktop makes sense to deploy on an 8-way cluster, a 32-way server, or a 64-bit OS.
介绍了该仪器的基本设计原理、电路构成及其应用效果。
The paper describes the basic design principle and the circuit constitution of the instrument as well as its application effects.
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