ǽֽΪʲô̱ߣǽֽι

ԴijǴý  ʱ䣺2019-04-12 10:16:01
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һǽֽΪʲô̱

ǽǽֽǰ㴦ɾֲڡָʪͻǽֽĽճӲΣʹǽֽ̡

ǽֽҪʹýˮˮճ̫ͣճӲΣҲǽֽǽֽֽҪŹشǽֽˮȻɣ⽺ˮȴʹǽֽ̱ߣ¶Ƚϵʱԡ

õǽֽ̱ߵرPVCǽֽ͸ֽͽˮʲһӲ㱾û취͸̱ߺ͹ݵ

ǽֽ

ǽֽǰȽǽɾǽϵͿϡֽӵɾǽпѡƤҪȽǽпӶҪ޲

ôǽˢͣ͸ܿʼǽйӺʹĥǽҪΣӳɺĿʵɰֽĥǽ棬͹ĥǽƽ⻬󼴿ɽǽֹͣǽձֽ

ΪʹǽֽӷܣݲͬͱֽѡòͬĹ߽йƽѹʵճὺҺʪëҺѹر߷ȣ˹󣬷ֹѽҺѹɽγճԡë˹󣬷ֹѽҺѹɽγճԡë̫ʪˮֽ˻ϴҺճǿȡ

ǴʩֽҪǴӿҪС2~3mmǽֽҪǿǴϽӷ죬ǽֽӦDzС20mmǽֽճǿĽҺ

ѡ޷IJǽֽ޷IJǽֽԺá͸Ժáճι̡ʹ

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