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ʱ䣺2022-09-30 15:09:06

 ʣ֪ʲôطҪõֵ֧𣿲ֵ֧Щ;

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1.Ժϳ֬ΪճάƷǿ϶ƳɵĸϲϣΪάǿϡǿȸߣԺ͸ȣֳΪ(FRP) 

2.ʸǿֵıֻ1.4-2.0ָֻͨ1/4-1/6ҪԼ1/3еǿȴܴﵽ򳬹ֵ̼ͨˮƽijЩͲ;֣ǿȾܴﵽ400Paϣǿȼ㣬Ѵﵽ򳬹ijЩϽֵˮƽ 

3.ͻѧʴԣͨĵ绯ѧʴͬ磬ڵҺﲻܽԴˮһŨȵᡢεȽõĻѧȶԣرǿķ൱㷺PHֵΧڵĽжõӦԡȥòҲԲ˵һЩʣᡢ̼ϡᡢƺͶȣòֿԺܺõĽ

4.Ʒɲά״ģѹģѹͣ͹ղɿӦԶеҪ󣬸ͶΪЧʵ;Ʒһµ;Ʒߴ羫ȷ⻬ͳһ淶ȶ

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