Non-domestic mobile and portable direct fired air heaters with forced convection for liquefied petroleum gas. The general technical requirements and test methods
System of standards for technological arrangement. Attachment for metal-cutting machine tools. Mandrels with split collets for precision machining. Basic parameters and dimensions
Information technology. Systems and software engineering. Systems and software quality requirements and evaluation (SQuaRE). Evaluation module for recoverability
State system for ensuring the uniformity of measurements. State special standard and all-union verification schedule for means measuring volume humidity content of petroleum and petroleum products
