• 本文研究了含铅硼酸盐玻璃磷酸盐封接玻璃。

    In this paper both lead borate sealing glasses and lead free phosphate sealing glasses are studied.

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  • 方法应用分光光度测定有磷酸盐磷酸盐存在时,HPAP在变性过程中的活力变化

    Methods Spectrophotometry was used to determine the changes of activity of HPAP during guanidine denaturation in the presence and absence of phosphate.

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  • 研究磷酸盐工艺代替氰化铜工艺作为过渡铜镀层的氰镀工艺

    The process of cyanide copper electroplating is replaced by the proposed process of pyrophosphate electroplating copper on magnesium alloy.

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  • AZ 91d镁合金首先磷酸盐溶液中磷化,然后硫酸盐镀液镍磷合金。

    AZ91D Magnesium alloy samples were pretreated in zinc phosphating bath, and then were plated NiP deposits from the bath containing nickel sulphate.

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  • AZ 91d镁合金首先磷酸盐溶液中磷化,然后硫酸盐镀液镍磷合金。

    AZ91D Magnesium alloy samples were pretreated in zinc phosphating bath, and then were plated NiP deposits from the bath containing nickel sulphate.

    youdao

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