document.writeln('

螺纹直通 BPC 4-02

00

                                    

00

                       工业级三胶二线

00

          BX高强度风管    Φ8×12

00

                                    

00

         通用型快速接头 SH+PM

00

    尼龙风管接头 30

00

                                    

00

  直通变径   8-10

00

                                    

00

');