Drifting type seawater transparency automatic measuring device and transparency measuring method
Method and system for protecting surface from biological contamination
Unmanned ship for tracking and collecting floating oil on water surface
River regulation equipment based on ecological water conservancy project
Lake surface garbage cleaning device for municipal park
Pontoon device for lake surface water floating object treatment
MEDICAL MOVING BODY SYSTEM AND OPERATING METHOD THEREOF
Automatic adjusting type seat for ship central control operation
Valve for ecological closestool and ecological closestool applying same
Ocean health and maintenance platform based on nuclear power
Platform type ship with a soft-shelled turtle breeding function