Criterion of sports product doesn t lie on its manufacture industry,but rests with its useable value to meet people s demand on sports consumption.
英
美
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體育產(chǎn)品是滿(mǎn)足人們體育消費需求的勞動(dòng)產(chǎn)品的總稱(chēng),體育產(chǎn)品的界定是面向消費過(guò)程的。
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国内精品美女A∨在线播放xuan