Polysilicon Process [Daily Question] 2011.11.09
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This post was last edited by yizhuxuan on 2011-11-13 at 22:53. Today’s [Daily Question] regarding the reduction workshop: 1. Which of the following is an unreasonable way to handle the chassis of a reduction furnace? A Vacuum cleaning B N2 purging C Wiping with anhydrous ethanol D Washing with water Note: 1. Please hide your replies! Hidden method: http://bbs.hcbbs.com/thread-492556-1-1.html 2. Participants will receive a reward of 2 wealth points; those who answer correctly will get an additional 5 wealth points ； 3. Failing to reply will be treated as a deletion; do not edit after replying, as editing will only earn you 2 wealth points as a reward ； 4. A brief analysis may earn extra points as appropriate! 5. The deadline for submitting answers is 12 midnight on the same day; please stay tuned. Answer D
Reply 1# yizhuxuan a
Reply 1# yizhuxuan C
Reply 1# yizhuxuan c
Reply 1# yizhuxuan D: Wash by water
Reply 1# yizhuxuan D