GOST 22290-1976 Vitreous silica transparent glass Crystallization stability test method《石英玻璃 结晶稳定性试验法》.pdf

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JC 226-1981 QSG3透明石英玻璃坩埚.pdf

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GBN 225-1984 石英玻璃软化点测试验方法（拉丝法）.pdf

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JC T 179-2011 透明石英玻璃坩埚.pdf

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JC T 185-1996 光学石英玻璃.pdf

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JC T 751-1984(1996) 石英玻璃软化点测试方法（拉丝法）.pdf

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