... front pump driving gear 前泵主动齿轮 front roller 前压土轮 front shock absorber 波前减震器 ...
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liner velocity of front roller 前辊线速度
front roller frame 前滚轮架
front roller driving pulley 前罗拉传动装置
front roller line 前罗拉组
front roller shaft 前导轮轴
3-line front roller 品字式前罗拉
Large door with front roller for easy can load in.
具有较大的门并附有向前伸出的滚桶，有利于桶的装载。
The pressure variation of front roller influences the drafting force slightly.
前罗拉压力改变对牵仲力影响很小；
The technological analyses concentrate onto the pressure on front roller and its stability;
工艺分析着重谈到前皮辊加压； 加压的稳定性；
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