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根据自同步原理，采用等厚筛分技术，研制出我国日前最大宽度的用于原煤分级的ＺＤＳ２４６０型自同步等厚筛．
According to the principle of self-synchronization, using equal-thickness screening technology, we developed ZDS2460 self-synchronizing equal-thickness sieve for the grading of raw coal with the maximum width in China.