practical standard

By testing the oxygen sensor tension waveform signal by automobile oscilloscope, the paper analyzes the tension waveform of the standard signal which is emitted by oxygen sensor, introduces the general step of diagnosis engine breakdown by oxygen sensor waveform analysis and its practical applications.

通过汽车示波器对氧传感器的信号电压波形测试，介绍了氧传感器的标准信号电压波形、氧传感器波形分析法诊断发动机故障的一般流程及其具体应用。

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Practical writing, a type of standard informative text, possesses the linguistic characteristics of functionalism and stylization.

应用文是一种讲究规范的信息文本, 功能性强,程式化语言的体式特征明显.

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However, due the lack of legal basis, this method practical standard and need to be improved.

但是, 由于缺乏法律依据, 这种做法很不规范和完善.

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A new method used for automatic detection and classing of thermal relays was introduced. The simple and practical algorithm was obtained on the basis of fuzzy pattern recognition theory by establishing optimum opposite membership of degree matrix of standard special characteristic and optimum fuzzy pattern recognition matrix.

介绍一种检测热继电器的特性曲线和分档的新方法，其特点是基于模糊模式识别理论，通过建立最优标准相对隶属度矩阵和最优模糊模式识别矩阵，得到概念清晰、简洁实用的算法。

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The paper is based on innumerable practical heavy-load road data, deliberate heavy-load standard in detail through theoretical arithmetic, and bring heavy-load standard about cement concrete pavement and asphalt concrete pavement separately;

本文以大量的重载道路资料为主，从实际出发，结合理论计算，对重载标准进行了详细的讨论，分别给出了水泥混凝土路面与沥青混凝土路面的重载标准了；

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Research on Practical Standard for DWTT of Line Pipe

输送钢管落锤撕裂试验标准的探讨

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This paper go on practical theory analyse for welding Characteristic of 45# steel. Welding technology and welding standard are lay down. Mechanical function test of weld is go on.

文章针对45钢的焊接特点进行理论分析，制定出了切实可行的焊接工艺措施及焊接规范，并对接头进行力学性能试验，获得了满意的结果。

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Comparing to the old microtherm standard for cold of the late spring and late frost index, the new standard is much more flexible and practical.

并与旧标准中的倒春寒和晚霜冻指标进行了对比分析。

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As a practical example, the mean value and standard deviation calculation formulas of 30 thermal performance design magnitudes of straight blade stages are given.

文中给出了汽轮机直叶片级30个热力设计量的均值和标准差的计算公式和应用实例。

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The practical operation shows that the effluent quality from the pretreatment/ AO process treatment system has reached the first class criteria specified in the National Discharge Standard of Pollutants from Textile and Dyeing Waste water ( GB 4287& 1992).

染料生产废水的电解工艺处理方法实践表明，预处理/AO工艺的出水水质达到了国家《纺织染整工业水污染物排放标准》（GB4287&1992）中的一级标准。

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This system adopts simple network management trap as a standard protocol, fulfilling standard format of alarm information. Furthermore, alarm short message issue module enhances the practical performance.

系统采用简单网络管理陷阱作为标准协议格式，实现了告警信息的标准化，在此基础上设计的告警短信息发布模块也有效提高了实用性。

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