是現代(dai)工業中(zhong)的重要部件。軟(ruan)(ruan)管(guan)主要用作電(dian)(dian)線、電(dian)(dian)纜、自(zi)動化儀表信號(hao)的電(dian)(dian)線電(dian)(dian)纜保護(hu)(hu)管(guan)和民用淋浴軟(ruan)(ruan)管(guan),規(gui)格從(cong)3mm到150mm。小口徑軟(ruan)(ruan)管(guan)主要用于精(jing)密光學尺(chi)之傳(chuan)感(gan)(gan)線路(lu)保護(hu)(hu)、工業傳(chuan)感(gan)(gan)器線路(lu)保護(hu)(hu)。