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If not set to 255, then the paramId GRIB_API key on the output field will be set to this value.
Grib Table2 Version
If Parameter is not set to 255, then the table2Version GRIB_API key on the output field will be set to this value.
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If not set to 255, then the paramId GRIB_API key on the output field will be set to this value.
If Parameter is not set to 255, then the table2Version GRIB_API key on the output field will be set to this value.