helicallyadv.成螺旋形
helicaladj.螺旋状的
helical deformation螺旋状形变
helical blade plate螺旋叶片带板齿
helical delay cable螺旋延迟电缆
helical hair spring螺旋形游丝
helical compression螺旋压缩
helical-weld pipe螺旋焊管
helical intake port螺旋进气道
helical intake duct螺旋进气道
helical-weld tube螺旋焊管
helical dislocation螺线位错,螺旋位错,螺形位错