Automobile roads of general use. Mineral materials for preparing asphalt mixtures. Volumetric-functional design system. Method for determination of bulk density and emptiness of coarse aggregate after compaction
Fuel ethanol. Determination of total and potential inorganic sulfates and total inorganic chlorides by method of ion chromatography using aqueous sample injection
Reciprocating internal combustion engines. Safety requirements for design and construction of engines for use in potentially explosive atmospheres. Part 2. Group I engines for use in underground workings susceptible to fired amp and/or combustible dust
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