Dataset {
    Float32 /trajectoryNameLen[15];
    String /trajectory_id[15];
    Float64 /latitude_time[151];
    Float64 /longitude[152];
    Float64 /longitude_time[152];
    Float64 /latitude[151];
    Float32 /depth[145];
    Float64 /depth_time[145];
} cell-Normal.nc4;