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18815481548
18815481548
本產(chǎn)品是實(shí)現(xiàn)了高效安全、便利和美觀集合一體。目前開發(fā)生產(chǎn)的產(chǎn)品規(guī)格齊全,有三大類型幾十個型號,廣泛用于地鐵、高鐵、城市地下管廊、建筑工程等領(lǐng)域。This product is a combination of highefficiency,safety, convenience andbeauty. At present, the productspecifications for development andproduction are complete. There aredozens of models of three major types,which are widely used in subway, high-speed rail, urban underground pipecorridors, and construction engineering. |