Probably the most common deficiency thought to contribute to hair loss is iron.
头发脱落通常是由于缺铁引起的。
While the sensible heat transfer and flow velocity contribute to the most heat transfer amount.
显热传递和循环流动速度决定了净换热量的大小。
While the sensible heat transfer and flow velocity contribute to the most heat transfer amount.
显热传递和循环流动速度决定了净换热量的大小。
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