摘要:
In the crusher test experiments, the short head crusher parameters are 0 and l ,values were taken are separately 0.2, 0.5 and 2.5, a large selection of fine grade is 0 value, because it will produce more fine-grained level. Grading function b = 10 mm, q = LT / h and e = l J / kg were taken with refe 阅读全文
posted @ 2012-08-27 16:46
kara liu
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