GOST 5267.6-90

Electrical equipment of electric rolling stock. Terms and definitions

Low-voltage switchgear and controlgear. Part 5-6. Control circuit devices and switching elements. DC interface for proximity sensors and switching amplifiers (NAMUR)

Gas, gas condensate, oil and gas, oil and gas condensate deposits. Main requirements to initial data of software program complexes for decision of search, exploration and development of deposits

Aluminium casting and wrought alloys. Methods for determination of zinc

System of product development and launching into manufacture. Procedure of scientific researches and development

Twist drill grinding machines. Basic dimensions. Standards of accuracy