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石英坩埚为什么要套上石墨坩埚运用?

发布时间:2020-09-12 10:28:59 浏览:411次

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1、石墨坩埚的灰分小于300pp,确保贵金属在冶炼中不被污染。

石英坩埚为什么要套上石墨坩埚运用?

2、SHIMOGANGUOJIECHUDENAIQIANGSUAN 、QIANGJIAN。

3、SHIMOGANGUOJIECHUDEREWENDINGXING

4、SHIMOGANGUOJIECHUDERECHUANDAOGONGNENG:KEYIJIDASUODUANRONGLIANSHIKE,JIEYUENENGYUAN。

5、SHIMOGANGUOJIECHUDENAIFUSHI、NAICHONGJIGONGNENG、YIQUEBAOCHANPINZHILIANGDEKEKAOXING。

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