这个逻辑结构是资本的历史前提的反映和浓缩,这是与宏观逻辑结构在历史角度相衡接的螺旋圈。
This logical structure is a reflection and a miniature of historical premise of capital, the spiral circle connected with the macro logical structure historically.
新型环锭纺机利用弹性元件和干衡凸轮来替代传统用的重锤,以平衡升降部件的大部分自重,其中有用扭杆的,也有用螺旋圈簧的。
In new type ring frames, elastic members and balancing cams are used to replace the traditional dead weights for the balancing of the ring rails and other lifting parts.
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