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Province's seam and method are cut using province's seam is cut
Province's seam and method are cut using province's seam is cut
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机译：使用省缝切割省缝和方法
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摘要
This disclosure relates to newspaper cutting boomerangs. Newspaper cutting dart includes that a dart body includes first path. First passway structure flows through coil pipe at cutting fluid is redirected, so that cutting fluid is radially to the coil pipe of collision inner surface. Sealing element is located around excircle dart body. The disclosure is also related to a kind of anchor point decoration. Anchor point decoration includes that a dart body and swellable elastomer are located around excircle dart body. Method is darted using its newspaper cutting and has been anchored dartlike weapon and is also disclosed.
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