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
Global navigation satellite systems. Methods and technologies of execution geodesy and cadastral works. Evaluation of work capacity of two frequencies geodetic apparatus by measuring of code and phase pseudo-ranges
Liquid petroleum products. Unleaded petrol. Determination of organic oxygenate compounds and total organically bound oxygen content by gas chromatography using column switching
