The results show that in the case of the same cutting resistance, pick-shaped teeth enjoys advantages over knife-shaped teeth, as a result of it better combined performances, such as...

• 结果表明:在截割阻力相同的情况下,镐形齿具有不易被击碎、齿耗低、耐磨等优点,其综合性能优于刀形齿。