Unverified90% confidenceFactTime unknown
磨刀棒（honing rod）不是磨刀器，它只校正刃口不去料，适合每次用前维护；刀真正变钝需要磨刀器或磨刀石去料，二者不能互相替代
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90%
Confidence
Long-term
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Unverified磨刀棒（honing rod）不是磨刀而是校正卷刃，只能维持锋利度不能修复钝刀；光滑钢棒适合日常校正，带纹路的会去除微量金属，陶瓷棒介于两者之间93% similarUnverified带锯齿（面包刀）和陶瓷刀不能用普通钢刀磨刀器，锯齿刀需专用锥形磨棒，陶瓷刀必须用金刚石磨棒，否则崩刃或无效80% similarUnverified锯齿刃（serrated）不适合作为求生主刀：锯齿在户外几乎无法现场重新开刃，一旦变钝就报废，且不利于制作羽毛棒（feather stick）取火，纯直刃或直刃为主+局部微锯齿更实用79% similarUnverified铆接把手比一体成型（无缝焊接/整体冲压）更易维修但清洁死角多；焊接手柄无缝隙更卫生但一旦断裂无法修复。追求卫生无死角选焊接一体，追求耐用可换选铆接77% similarUnverified刀柄一体成型（刀身与刀柄同一块钢）比三铆钉拼接柄更卫生耐用，接缝处不藏污纳垢，但握持舒适度略逊于带填充材料的手柄，长时间切菜易累77% similar
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