Made of shaping Polytetrafluorethylene Resin by moulding in ordinary temperature then through high heat sintering.
将聚四氟乙烯树脂在常温下模压法成型后再经高温烧结制成。
Made of shaping Polytetrafluorethylene Resin by moulding in ordinary temperature then through high heat sintering.
将聚四氟乙烯树脂在常温下模压法成型后再经高温烧结制成。
Sample was digested in polytetrafluorethylene sealed vesssle by nitric acid-perhydrol or high chloric acid-perhydrol, Hg As Pb were simultaneously determinated by ICP-AES.
采高压溶样弹,将样-氢或高氯-氢溶解后,ICP-AES法对汞砷铅连续测定。
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