[untitled]1 points·by Eyssant·2 ปีที่แล้ว·0 comments1 commentsPost comment[–]Eyssant·2 ปีที่แล้วreplyInternational Atomic Time (TAI) is one of today's most precise and reliable time standards. It is a critical element of Coordinated Universal Time (UTC), the global standard for establishing local times.