Bionic Pectoral Fin Propelling Device Based on Planetary Gear Train
Bionic pectoral fin propelling device based on planetary gear train
PRESSURE-RESISTANT HULL FOR SUBMERSIBLE AND DESIGN METHOD THEREFOR
Cabin door locking device for deep-sea pressure-resistant shell
High support device of semi-submersible type hoisting and disassembling platform
SEMI-SUBMERSIBLE LIFTING AND DISASSEMBLY PLATFORM AND CONTROL METHOD THEREFOR
Installation method of semi-submersible type hoisting and disassembling platform crane