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How to undergo hydrolysis to polyphosphoric acid spinning yarn during
How to undergo hydrolysis to polyphosphoric acid spinning yarn during
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机译:在生产过程中如何进行水解成多磷酸纺丝
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摘要
This invention after making hydrolysis the polyphosphoric acid in the fiber receive, regards the method of removing the hydrolysate of the polyphosphoric acid from the aforementioned fiber.
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