分析了拉簧钩件的工艺性，介绍了其特殊级进模总体设计结构和排样方案。
The technology of the pull-spring parts was analyzed, the particular progressive structure and arrange layout was introduced.
排爆绳钩组是由钩、绳、定滑轮、可调节杆、卡紧器、多功能工作夹、吸盘等多种器材组成。
The EOD Rope hook set is composed of hook, rope, fixed pulley, adjustable lever, clamp, multi-function clip and disk.
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