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Ϊʲô͸ˮҪӻǿ

Դ  ʱ䣺2019/5/20 16:44:22

Ϊʹ͸ˮ͸ˮԣڻڲ뱣һĿ϶ʣʵĻ·ȣ͸ˮԻǿȱȻͨͬ͡ƷˮེϿ֮ĽǿȽϵͣˮΪǿȵĽܿ϶ʺʩϹյƾһ俹ѹǿһֻܴﵽ15-20MPaңɴڱĹϿ䣬ܷ߱Ƥ忪ѣӰʹùܼۡ

ҹеĹұ׼涨е⣬͸ˮˮ·ǿȵȼҪﵽѹǿ30MPaǿ3.5MpaϣͨƷ͸ˮܷΪ·dzе·װʹõҪˣͨ͸ˮˮרǿﵽ͸ˮܺѧܵĿģ͸ˮװϵҪtouˮǿЧϱǿȽϵ͵Ĺȱ㣬򾭳ԡͨĥ𳾡ⲻᷢ೾˺Ͳ泵ȫҲɼ𺦣ǹҵձڵ⡣еķ۳нϵ;ԡҪƷɽ1-3ףڶҺ̬ӲӲɷеи﷢ѧ죬ȹ̲ֻѧʹȴXĻӲܷ⡣͸ˮǿеиӱʵнǿȺĥԡѹǿȺĥԿн40%ϡ3ܷ⿹͸ˮǿɵȹ̲еëϸףһʵ޿ױ㣬нĿŸɴ30%ϡ͸ˮǿܷëϸףˮֵڣȻǿάƹƵķ5͸ˮǿֱӲ㣬ɵӲ㣨ǸͿ㣩ԶӲͿϹӲ㡰¡һ塢;á;

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