Wikipedia (ch?-iu e pek-kho-choan-su) beh k? li kong...
Hia?p-t?ng Se-kai-si
(協定世界時,
Eng-gi
:
Coordinated Universal Time
) m? thang kio cho
Hia?p-tiau Se-kai-si
(協調世界時),
Se-kai Hia?p-tiau-si
(世界協調時), ia?h-s?
Se-kai Hia?p-tiau Si-kan
(世界協調時間), s? 1-khoan
Se-kai-si
(UT) e
phiau-chun
. I e kan-chheng s?
UTC
, "C" piau-ta?t i s? "hia?p-tiau"--koe e si-kan. Choan se-kai e
si-khu
?-i?ng-tit sia cho UTC e "chha-ta?t". Cha-cheng e
Greenwich Piau-chun-si
(
GMT
) s? kin-ki
thian-the ?n-t?ng
lai ke-s?g si-kan, ?u--lai e UTC s? an-chiau
goan-chu-cheng
e phiau-chun tit-tio?h e. Thong-sio?k o?-gi ?-si lia?h GMT s? UTC e tong-g?-su.
UTC kap
kok-che goan-chu-si
(TAI) oan-na ? chha-pia?t, chha kui-n?-e
cheng-so?
e bio-cheng. UTC e ta?t su-iau lang cheng-ka (a?h-s? kiam-chio) t?m-po?h-a, h?? i b? phian-li
UT1
0.9 bio khah ch?. Mui-tang e 6 go?eh 30 kap 12 go?eh 31 e poaⁿ-mi ?e lai chim-chiok khoaⁿ beh tiau-cheng--bo. 1-kai s? tiau-cheng 1-bio-cheng, h?-cho
l?n-bio
. Cheng-kau-taⁿ m?-bat kiam--ke, long s? ?ng ka--e. T? 1972 ni e si UTC kap TAI e cheng-chha t?ng-g? cho 10 bio, hi?n-chu-si i-keng chha 33 bio ah.
