Dataset {
    Float64 /longitude_time[138];
    Float32 /depth[19];
    Float64 /depth_time[19];
    Float64 /time_fix[2];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[2];
    Float64 /longitude[138];
    Float64 /latitude[10];
    Float64 /latitude_fix_time[2];
    Float64 /longitude_fix[2];
    Float64 /longitude_fix_time[2];
    Float64 /latitude_time[10];
    Float64 /time_fix_time[2];
} cell-Normal.nc4;