Current veolcity from SOFAR float PL8C

Processing method: interpolated, velocity algorithm: backward differencing. Data have been checked by the WOCE Subsurface Float Data Assembly Center. See hdl:10013/epic.32931.d001 for further information.处理方法：插值法；速度算法：后向差分法。本数据集已由WOCE水下浮标数据组装中心（WOCE Subsurface Float Data Assembly Center）校核。详细信息请参阅hdl:10013/epic.32931.d001。