This paper introduces the hardware and the software of microcomputer control system for sign typewriter on the railway vehicle bearing.
本文介绍铁道车辆轴承标牌打字机的微机控制系统的硬件结构和软件特点。
From record and analysis results of product and each important index sign comparing with the former production index sign, this floatation control system is viable.
从产品各重要指标的记录及分析结果以及和以往生产指标相比较来看，本浮选控制系统是切实可行的。
Use of ruler sign system to control cutting width.
采用尺标系统控制切割宽度。
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