Square-wave相关论文
目的 观察心肺复苏(CPR)期间在胸外按压情况下的机械通气方式,探讨呼吸机送气流速模式选用方波(恒流)和减速波(递减波)对患者气道压力的影......
为了深入理解脉动冲击射流的传热传质特性,研究脉动流的温度相关热物理性质对于靶面局部努塞尔数分布的影响,分别对正弦和方波非稳......
带宽是示波器一个重要指标,它的选择对周期信号的测试有着显著的影响。本文介绍了示波器带宽的基本概念、方波信号的组成、仿真及主......
Lead and Cadmium Distribution in Tubes of Galvanized Steel by Hot-Dip Used for Drinking Water Supply
The main objective of this work was to evaluate the presence of lead and cadmium in galvanized steel tubes by hot-dip us......
介绍了以异步电动机为控制对象,根据电动机电磁特性,以磁链追踪原理为依据,利用Intel公司80c196MC芯片生成高频调制方波的设计方法......
开发的高性能低成本两相无刷直流电动机,以正交方波电压模式运行.样机的设计分析和试验结果表明:同传统两相无刷直流电动机相比,转......
对比方波驱动与正弦波驱动的硬件要求差异和实现难度。针对一台优化过的同步磁阻电机,比较采用这两种驱动方式的电磁转矩、效率以......
For the first time,sulfanilamide(SFD)was determined in otologic solution,human urine and serum by electroanalytical tech......
研究了在方波脉冲电压下,局部放电的起始放电电压以及电老化时间对局部放电产生的影响.研究表明,方波上升沿时间在小于800 ns 时,......
Analytical Determination of Benzophenone-3 in Sunscreen Preparations Using Boron-Doped Diamond Elect
A new electroanalytical procedure was developed for the determination of Benzophenone-3 (BENZO) in commercial sunscreen ......
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脉冲堆有手动、自动、方波和脉冲4种运行方式。对应每种运行方式,提供相应的测量通道并对重要参数进行指示和记录,使操纵员获得必......