The cabling machine for fiber ribbon cable, and its key units, such as pneumatic SZ stranding plate and co-point cross binding head are introduced.

主要介绍带状光缆成缆机及气动盘式SZ绞合头、双头同心同点扎纱等关键单元。

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Head: the edge of a page or book, parallel to and above the printed matter; also used to indicate the upper positions on any form of binding.

书顶(上切口)：平行印纹及在它之上的书页边缘，亦用来表示任何装订形式的上边。

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