The uniformly minimum varia-nce unbiased estimate (UMVU estimate) of hitting probability has been given.
文中给出了一致最小方差无偏估计(UMVU估计)。
2
O nce upon a time long ago, even before the days of King Arthur, there lived a blacksmith only three feet tall.
很久很久以前，比亚瑟王的时代更早的时候，有位身高三英尺的小铁匠。
3
An nce deficit has recently been identified, and it is hoped that the application of new technologies such as genomics, combinatorial chemistry and high-throughput screening will redress the balance.