讨论了电磁流量计在应用中的有关问题 重点阐明电磁流量计在选型/安装/使用维护中应注意的几个问题并结合实际应用中的具体情况进行了说明-Tdiscusses the application of electromagnetic flowmeter in related problems, mainly clarifies electromagnetic flowmeter in selection, installation and maintenance of several problem