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12.1

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8.11

1. The treatment of wool head is caused by the poo¡­¡­

8.5

Analysis of influencing factors on reactive turquo¡­¡­

7.25

Nylon Polyamide fiber (PA) is a synthetic fiber li¡­¡­

7.17

This year's report on government work has made a s¡­¡­

6.11

Chemical experts offered guidance to work for Ruig¡­¡­

2.12

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2.12