... 测量平板 plane-table board 测捩仪；对扭仪 twisting apparatus 测深索 sounding line ...
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The utility model belongs to the body-building apparatus, particularly a multifunctional body-building waist twisting apparatus, which can be used for exercising the waist and the arms.
本实用新型属于健身器械，特别指，用来锻炼腰部和手臂的多功能健身扭腰器。
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