This article presents the technique and experience of EXCEL and CAD application in data preparations, calculations and steel structure shop drawings production, which can be a reference for designers.
介绍在钢结构加工设计中如何用EXCEL进行数据准备和计算以及用CAD绘图的技巧和经验，供设计人员参考。
Meanwhile, the application of montmorillonite as adjuvant in pharmaceutical synthesis and some preparations for the purpose of extended release are also briefed.
同时，还简要概述了蒙脱石原料药用于药物合成以及作为辅料用于缓释制剂。
Objective: to understand the current application of raw materials not in accordance with the standards for drug to pharmaceutical preparations and probe into the way to solve the problem.
前言：目的：了解我国制剂配制中非药用原料的使用现状，探讨解决问题的途径。
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