helical
【运输】螺旋槽（螺旋槽、螺旋状凹槽)【运输】螺旋槽（螺旋槽、螺旋状凹槽)
helical groove (spiral flute, twisted flute)
暂无补充释义。
相关词条
paired helical filaments
helical gear
alpha-Helical Conformation, Protein
helical tracheid
non-segmented helical-scan video tape recorder【电】视
feed movement, helical drive
helical rotor pump