求助这是什么线~~~~~
L*CDU1850T05W-T05W;
L*CDW1850T05W-T05W;
L*CAN1250T05W-T05W;
L*CAA1710T05W-T05W;
L*CCU0400T05W-T05W;
都是C开头的描述,百度不出来,搞不懂啊~~~~