润滑剂极压性能测定法(四球法)
Standard test method for measurement of extreme-pressure properties of lubricating fluids(four-ball method)
Standard test method for measurement of extreme-pressure properties of lubricating fluids(four-ball method)
Sampling method for cement
Determination of foaming characteristics of lubricating oils
Rubber,vulcanized or thermoplastic-Rubber sheets and rubber-coated fabrics Determination of transmission rate of volatile liquids (gravimetric technique)n(ISO 6179:2017,IDT)
Rubber-or plastics-coated fabrics-Determination of resistance to damage by flexing
Standard test method for oxidation characteristicsof inhibited mineral oils
ermination of acid number in aviation turbine fuel
Interface for signal chain of sound and televisionbroadcasting transmitting equipments
Specification of injection mould bases for plastics