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SAE AS3080A-2019 (R) Insert - Cres Helical Coil Fine Thread, Straight, Stud Locking, 1.5 Dia Nom Length2024-01-23

JB/T 14218-2021 焊接聚晶金剛石螺旋齒立銑刀 Helical end mills with brazed polycristalline diamond...2023-10-31

SAE MA3330D-2019 Insert, Screw Thread, Helical Coil, Metric Series, Screw Locking, Cres, Dry Film Lubricate...2023-10-01

Mechanism Analysis of Helical and Twisted Reinforcement2020-11-22

Model test of helical angle effect on coal loading performance of shear drum2020-06-12