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       <h1 class="ny_newsdetail_title">气体检测仪行业技术体现在哪些方面</h1>
       <div class="ny_newsdetail_tips">更新时间：2016-02-24&nbsp;&nbsp;|&nbsp;&nbsp;点击率：2917</div>
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          &nbsp;<strong><a href="http://www.shzm17.com/shzmhb-Products-18286509/">气体检测仪</a></strong>行业技术体现在以下两个方面：<div>&nbsp; &nbsp; 1、<strong>气体检测仪</strong>使用的传感器不同</div><div>&nbsp; &nbsp; 传感器技术涉及光、热、力、电压、磁、气、湿、声、射线、离子等敏感技术领域，过去相当一段时间里，由于气体传感器自身难以与测量环境物理隔离等原因，气体传感器的技术成熟度和产业化滞后，也制约了气体传感器及气体检测仪器仪表的实际应用范围。而近年来技术的不断进步、日益迫切的市场需求和巨大的市场空间，使气体传感器及<strong>气体检测仪</strong>器仪表的技术研发和产业化成为的热点，产品使用越来越广泛。过去气体传感器主要用于煤气、液化石油气、天然气以及矿井中的瓦斯气体的检测与报警，目前需要检测的气体种类由原来的还原性气体(H2，C4H10，CH4等)扩展到毒性气体(CO，NO2，H2S，NO，NH3，PH3等)。气体传感器种类繁多，从原理上可以分为三大类：(1)利用物理化学性质的气体传感器:如半导体、催化燃烧等。(2)利用物理性质的气体传感器:如热导、光干涉、红外吸收等。(3)利用电化学性质的气体传感器:如电流型、电势型等。</div><div>&nbsp; &nbsp; 2、<strong>气体检测仪</strong>技术水平不同</div><div>&nbsp; &nbsp; 气体检测仪的生产必须满足GBl5322&mdash;2003标准．然而GBl5322-2003标准只是规定的<strong>气体检测仪</strong>生产的zui低标准．有的产品只能满足该标准．有的产品在该标准的基础上增加了很多功能．比如带有预警功能，通过预警的方式提前引起用户注意。在产品设计中考虑售后服务问题等。总之同样在满足GBl5322-2003标准的基础上，不同厂家的产品存在较大的差异．这不仅标志着不同厂家的技术势力的不同，更代表着不同厂家对产品的理解程度的不同。</div>
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