精品一区二区三区无码免费视频,亚洲欧洲中文日韩久久av乱码 ,欧美老妇与zozoz0交,欧美va天堂在线电影

This Pipeline Inspection ROV adopts the mini body design,the minimum diameter of the pipe is 200mm.Four wheels drive makes it have the large pulling force and more durable；The whole body using water-proof design,diving depth can reach 50M;The waterproof cable can bear weight of 80kg；HD camera in the manipulator can inspect every corner of the pipe.The manipulator can be horizontally 200degree rotary which makes it more flexible to pick up the objects in different corners.