拧头架是涉及铝电解多功能起重机更换阳极装置拧头架中的联轴器结构的改进。
A screwing rack relates to an improved coupler structure in a screwing rack of a device for replacing anodes in an aluminum electrolysis multifunctional hoisting machine.
混杂在企鹅群里的还有近千头南极软毛海豹，大多是幼崽，它们或者呼呼大睡、或者拧在一起嬉戏、或者在小圈子里相互追逐。
Mixed with the penguin multitudes were many hundreds of Antarctic fur seals, mostly pups, sleeping or jousting or playing tag in small gangs.
因此，参赛者再次剧烈地拧牛的头。
In response, the competitor violently twisted the steer's head again.
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