Dataset {
    Float64 /longitude_time[2];
    Float32 /depth[5];
    Float64 /depth_time[5];
    Float64 /time_fix[118];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[118];
    Float64 /longitude[2];
    Float64 /latitude[2];
    Float64 /latitude_fix_time[118];
    Float64 /longitude_fix[118];
    Float64 /longitude_fix_time[118];
    Float64 /latitude_time[2];
    Float64 /acoustic_receive_time_time[1];
    Float64 /time_fix_time[118];
    Float32 /acoustic_receive_time[1];
} cell-Normal.nc4;