The position in the deep surface of the digastric muscle is the hightest position for cuting the accessory nerve.
二腹肌后腹深面为高
切断副神经点，若再向上易伤颈内静脉。
The position in the deep surface of the digastric muscle is the hightest position for cuting the accessory nerve.
二腹肌后腹深面为高切断副神经点，若再向上易伤颈内静脉。
The equipment is welded by thicken material .Break rigid material ia hight efficiency ,indeformable ,little moise .The dynamic nose of tool is knocked-down .It is easy to rubbing when it is dull.
该机采用加厚材料焊接而成，对硬料破碎效
高，不变形、噪音小，动力刀片草用可卸式刀片，用钝后可上下，方便磨刀。
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