24-08-2021
42
مقاييس
قياسات الاشعاعية والنووية
اخرى
730 ج.م.
ISO/TS 11665-13:2017 Measurement of radioactivity in the environment — Air: radon-222 — Part 13: Determination of the diffusion coefficient in waterproof materials: membrane two-side activity concentration test method
متبناه
غير الزامى
13.040.01 - 17.240