The advanced technologies to obtain the bimetals scaleboard and the bimetals jaw-crusher plate are introduced.

介绍了生产双金属复合衬板和颚板先进工艺方法以及它们的优缺点，提出了关键技术和今后的发展趋势。

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Already starting to the crusher, should first idling for several minutes, can check base, idling protective plate chain, such as no abnormalities, can start feeding.

对已起动的破碎机，应先空转几分钟，空转时可以检查基座、防护板链等，如无异常，可开始给料。

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Crushing functions of a rotary crusher are achieved by its crushing cavity consisting of an eccentric rotary roller arid a fixed notch crushing plate.

回转式破碎机的破碎功能是通过偏心回转辊和固定凹面破碎板组成的破碎腔来实现的。

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