This paper describes the design of a portable draft pressure tester and analyses its architecture and the working principle of its main module, and also discusses its accuracy.
本文介绍一种便携式微差压测试仪的设计，详细分析它的系统结构以及主要模块工作原理，并对它的精度进行讨论。
ROUGH DRAFT of first paper due at the beginning of class. We will spend most of the class working on peer editing.
本堂课开始时缴交第一篇报告初稿，我们会花大部分的课堂时间做交互编辑。
ROUGH DRAFT of first paper due at the beginning of class. We will spend most of the class working on peer editing.
本堂课开始时缴交第一篇报告初稿，我们会花大部分的课堂时间做交互编辑。
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