Recently, the "Offshore Oil 771" geophysical exploration vessel was equipped with the first set of underwater seismic exploration node acquisition system equipment independently developed by China - "Haimai" - and successfully completed the operation of the Bozhong 8-3 work area in the Bohai Sea. The core equipment of the "Sea Vein" system - node acquisition equipment, can capture seismic wave signals equivalent to 1/150 of the size of mosquito flight sound, with better performance, which also enables the "Sea Vein" to more accurately signal the seabed strata...