Dataset {
    Float64 /longitude_time[836];
    Float32 /depth[2541];
    Float64 /depth_time[2541];
    Float64 /time_fix[63];
    String /trajectory_id[15];
    Float32 /trajectoryNameLen[15];
    Float64 /latitude_fix[63];
    Float64 /longitude[836];
    Float64 /latitude[768];
    Float64 /latitude_fix_time[63];
    Float64 /longitude_fix[63];
    Float64 /longitude_fix_time[63];
    Float64 /latitude_time[768];
    Float64 /time_fix_time[63];
} cell-Normal.nc4;