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方法很简单,就是用包装用的塑料泡沫一小块(比爆炸钩上的弹簧圈稍大点),将弹簧圈拉长一点,将塑料泡沫硬塞进去,相
The method is very simple, that is, a small piece of plastic foam used in packaging (than the hook on the explosion hook slightly larger spring), the spring ring a little longer, the plastic foam into the hard phase