短语词组短语horizontal helically 卧式Double helically 双股螺旋helically wrapped 螺旋折叠helically buckled 螺旋弯曲helically wound 绕成螺旋状的;螺旋绕组helically scan 螺旋扫描helically coiled 螺旋to apply helically 螺旋式绕包helically -finnd tube 螺旋肋片管 返回 helically