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ߣڣ2019/7/3 9:43:26


ùӰкܶ࣬Ҫ΢ѧغءϷùΪϸܷùӰء 
(1) ΢ѧأͬͳɷֵķùӡ΢ʵȷΧDzͬģɷΪķùʵȷΧ2.5-4.0ַùȴﵽ5.5ϺͶԺܶ΢ûЧˡ΢ɵȾij̶ȳDzȷģеʱһЩ΢ﻹпԵķЩԷùЧһӰ졣 
(2) Ϻˮеˮֶ΢ijɳкܴӰ죬ʵ֤еˮ17%-18%ʱʺֳеˮֶԷùЧӰdzӣںˮͬϣùļҲӦӦĵ 
(3) ¶ȣ󲿷΢ʺϷֳ¶25-30϶ȡһЩ΢˵ëùùʺϵķֳ¶ȷ25-40϶ȡڲͬʹ¶ȵ£ҲӦÿDzͬķù 
(4) ϳɷ֣ ùһЩɷֵϣ˵̼Ϻ͵϶ܹкͷùеԳɷ֣ͷùʹЧϣӦüӴù

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