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中國依賴進口的產(chǎn)品有哪些?大家列舉 |
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點評
老東家做吸塵器的,,要求電機轉(zhuǎn)速高 振動小 壽命長,,當(dāng)時據(jù)說只有進口的才行,10年前了,,現(xiàn)在不清楚了
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