<prompt> Translate the following text to EnglishUtaratibu wa kuendeleza mwaka wa msingi na mwaka ujao wa wingi na kuunda mifano ya hesabu kwa ajili ya injini nzito na viwango vya magari na sheria za mafuta ya dizeli ya barabara HDD.  <response>: Procedures for Developing Base Year and Future Year Mass and Modeling Inventories for the Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel HDD Rulemaking. 