一次仪表 meaning in English
primary instrument
Examples
- Chapter three is concentrated on the accomplishment of the first part of the displacement sensor . include of light , mechanic , electronic and magnetic design
第四章在光机电磁位移电流比较仪一次仪表设计基础上，运用dsp2407 ，完成二次仪表部分软硬件设计。 - The literature about primary instrument and secondary instrument of vortex type fluid oscillatory flowmeter was summarized . and then , the recently new development of vortex type fluid oscillatory flowmeter and its limits were discussed
介绍了旋涡型流体振动流量计在一次仪表和二次仪表方面研究的情况，指出该类流量计研究中所面临的主要问题。 - The automatic oil tank gauging system based on lonworks technology consists of field devices on tanks , data processing units , lonworks fieldbus network and control computers . it can be used in the oil stock of army and petro - chemical industry
“基于lonworks现场总线技术的油罐测量管理系统”主要由油罐一次仪表、现场数据处理器、 lonworks测控网络和监控微机组成，主要用于部队油库和石油化工等行业。