Kđ@i¨Q (Oú) SwČj
UPVúiÎj
PB
1~10-2 (W/m2)
QB
(1) v = 331.45 + 0.607~15ŕ340.6 (m/s)
(2) v =ă(ÁRT/M)ŕ341.1 (m/s)