本文利用人造模拟截割材料，在液压刨床和专用截割实验台上完成了单齿和滚筒截割系统的模化实验。
The paper presents the model experiments of one-pick and drum cutting systems on a hydraulic planner and a special cutting test rig with the artificial analogous cutting materials.
及车床。铣床。刨床。磨床。液压机等机床维修保养。
Planer. Grinder. Hydraulic machines and other machine tool repair and maintenance.
对B6 90牛头刨床液压系统出现的故障，进行了理论分析和实际的修复工作。
Theoretical analysis and make good for B690 bull-nose plane hydraulic system fault.
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