Dataset {
    Float64 /longitude_time[336];
    Float32 /depth[4851];
    Float64 /depth_time[4851];
    Float64 /time_fix[65];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[65];
    Float64 /longitude[336];
    Float64 /latitude[280];
    Float64 /latitude_fix_time[65];
    Float64 /longitude_fix[65];
    Float64 /longitude_fix_time[65];
    Float64 /latitude_time[280];
    Float64 /time_fix_time[65];
} cell-Normal.nc4;