水洗净化PPS树脂的工艺经济可行，在要求较高时，可采取酸洗等方式提高纯度。
It is feasible economically to purify PPS resin by water-washing. When high quality is required, the resin can be purified by an acid-washing.
用极薄的金刚砂抛光锯片，将外涂特殊树脂的金刚石切成若干圆片，然后将圆片分离、洗净并分类。
The corundums, coated with a special resin, are sawn by thin diamond - polished blades. the discs are then separated, cleaned and sorted.
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