The restrained characteristic of ratio differential protection is analyzed. The equal block angle for the ratio differential protection is calculated.
分析了比率制动式发电机纵差保护的制动特性，计算了不同比率制动特性的定值曲线对应的等效闭锁角。
Make the inserting block stretch out to the Angle steel of guiding track framework, and can draw back reliably.
使插块灵活可靠地伸出到导轨架标准节角钢上，并能可靠缩回。
This paper addresses that speed fluctuation amount of drawing area, drawing speed, draw depth, draw Angle shall be used as the indexes to evaluate the performance of the inner sliding block mechanism.
提出用拉深区速度波动量、拉深速度、拉深深度、拉深角为评价压力机八杆内滑块机构性能优劣的指标。
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