The emission spectrum in the N2 dielectric barrier discharge plasma is discussed when the PP sample is put in the discharge space or not;
对放电空间不放置和放置丙纶样品两种情况下等离子体发射光谱进行了讨论；
The PP sample will be different from this one.
产前样将与这个样品不同。
Delivery date: within 35 days-60 days after the receipt of the original L/C or deposit and the confirmation of pp sample and other details.
交货日期：产前办及有关商品的一切细节确认后、买方收到客商L/C或订金后35天-60天内交货。
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