... roller ring mill 中速辊式磨煤机 roller support 滚轴支座;滚动支座 roller tappet 滚柱挺杆 ...
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滚动铰支座 rolling hinged support
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水平烟管采用弹簧吊、中心滚动支座,可减少管道热膨胀移动时的摩擦阻力;
A horizontal smoke pipe adopts a spring suspender and a central roller support, and the friction resistance generated by the thermal expansion the pipe when moving is reduced.
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