Polysilicon Process [Daily Question] 2011.12.28

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This post was last edited by yizhuxuan on 2011-12-30 22:19. Today’s 【Daily Question】 regarding the polysilicon recycling process: 1. The reduction off-gases are processed through (C) to recover chlorosilanes and hydrogen. A: Hydrogenation system B: Purification system C: Dry recovery system D: Adsorber Note: 1. —↑↓Polysilicon version♫Activity schedule♫Moderator’s quick guide ↓↑— 2. Please be sure to hide your replies! Hide method address. If no reply is set, it will be deleted ； 3. Participation earns 2 wealth points as a reward; correct answers grant 5 wealth points, and those who provide a brief analysis may receive an additional 1-2 wealth points at the discretion of the organizers ； Each reply allows only one rating; moderators are requested to cancel any invalid ratings ； 4. Do not edit after replying; editing after replying will only earn you 2 wealth points as a reward ； 5. The purpose of this activity is to boost everyone’s enthusiasm for participation and to learn together about the knowledge related to the polysilicon segment ； 6. Encourage rating: Rating other sea friends does not consume one’s own funds, but rather the funds allocated by the system on a regular basis. For Haoyou members who receive positive ratings, a Gratitude Award will be presented on a monthly basis in this edition – stay tuned. Answer C