speed indicating relay
... medium speed distance relay 中速远距继电器 speed indicating relay 测速继电器 high-speed distance relay 高速距离继电器 ...
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在对双继电器相关函数的讨论的基础上，提出了一种基于 FPGA的二维相关测速算法。
On the basis of discussion about dual-relay cross correlation function, a two-dimensional correlation speed measurement algorithm based on FPGA is put forward.
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