DIN ISO 11929-4-2019 实施日期:2019-01-01 英文名:Determination of the characteristic limits (decision threshold, detection limit and limits of the coverage interval) for measurements of ionizing radi
DIN EN 4839-003-2019 实施日期:2019-01-01 英文名:Aerospace series - Arc Fault Circuit breakers, three-pole, temperature compensated, rated currents 3 A to 25 A, 115/200 V a.c. 400 Hz constant frequen
DIN ISO/TR 14073-2019 实施日期:2019-01-01 英文名:Environmental management - Water footprint - Illustrative examples on how to apply ISO 14046 (ISO/TR 14073:2017); Text in German and English
DIN EN ISO 15614-1-2017 实施日期:2017-12-01 英文名:Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 1:Arc and gas welding of ste