An automatic inspection and grouping of the bolster spring is realized with PLC as the control unit and linear encoder and rotary encoder as the measuring units.
用PLC作为控制单元，光栅尺、编码器作为测量元件，实现枕簧的自动检测与分组。
In this paper we discussed the fault diagnosis of linear network. Using only one unit-test-current and measuring various node voltages, we can diagnose the faulty elements.
本文着重于线性网络的故障诊断，只用一个单位测试电流，通过量测各节点电压，来确诊元件故障。
In this paper, as a unit of a linear scanning radar, an angle-measuring system made up of a microcomputer (single-board or monolithic) is discussed.
本文讨论用微处理机(单板机或单片机)实现一种线扫描雷达的测角系统。
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