Experiment has showed that the uniformity of discharge of fast axial flow CO_2 laser can be improved by a multiple electrode system and a fluid introducing tude in front of the discharge tube.
实验表明，采用多电极和在放电管的入气端加一整流管能有效改善快速轴流CO_2激光器的放电均匀性。
On the basis of brief introduction on structure and measuring principle of multiple electrode electromagnetic flowmeter, the general schematic of the supervisory system is given.
在简介多电极电磁流量计结构和测量原理的基础上，给出了监控系统的总体结构框图。
3-phase ac arc furnace electrode up-down control system is a complex multiple variable coupling control system.
三相交流电弧炉电极升降控制系统是一个复杂的非线性多变量耦合控制系统。
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