piled weight 中文意思是什麼
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With upper & lower feed, the machine can sew accurately and easily several sheels of heavy weight materials piled up together
上下送之送料方式，送料力量強大，能精準與輕易的車縫多層之厚重物料，縫目精確美觀。 -
With powerful unison feed, the machine can sew accurately and easily several sheets of heavy weight materials piled up together
綜合式送料，送料力量更強大，能精準與輕易車縫多層之厚重物料，縫目精確美觀。
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