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Terms for subject Plastics containing 石英 | all forms | in specified order only
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石油英〈沸点约120 ligroin 240°C 的粗汽油馏分〉ligroin
石英纤维增强酚醛树脂quartz fibre-reinforced phenolics
硅烷处理的石英合成树脂专用填料silanized silica flour