Smelting Daily Question 10.16 (Chinese Version)

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This post was last edited by FILTRATION-MAN on 2011-10-15 at 19:45. 1. Please hide your replies; edits are invalid after a post is made! Delete directly without hiding! 2. Hiding method: http://bbs.hcbbs.com/thread-492556-1-1.html 3. 10 points for a perfect answer, 5 points for an incorrect answer, and 10 points for answers that are somewhere in between. Multiple-choice question: In industrial production, leaching gold typically requires the leaching site to have a ______ slope, so as to facilitate the flow of the solution out of the site. A layer of waste ore or gravel about ______ thick needs to be laid first on the yard padding, to serve as a protective layer and a layer for draining liquid. During spraying, the diameter of the nozzle orifice is usually _______, and the spraying intensity is ________. a. 0.5%~1.0% 5mm 0.1~0.2mm 1~2L/m2 b. 1.0%~2.0% 10mm 0.5~0.6mm 1~2L/m2 c. 2.0%~5.0% 20mm 2~3mm 5~12L/m2 d. 5.0%~7.0% 30mm 4~6mm 5~12L/m2 e. 7.0%~10.0% 40mm 6~8mm 15~20L/m2 f. 10.0%~12.0% 50mm 8~10mm 15~20L/m2 The answer is hidden in the answer to the daily question in the next issue.