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一种大管径割管器,由架、链子、割刀组成。
The utility model relates to a big-caliber pipe cutter, comprising a frame, a chain and a cutter.
youdao
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一种大管径割管器,由架、链子、割刀组成。
The utility model relates to a big-caliber pipe cutter, comprising a frame, a chain and a cutter.
youdao