The conditions of simultaneous diagonalization of two matrices are given.摘要给出两个矩阵同时合同对角化与同时相似对角化的一些条件.In this paper, we mainly discuss the diagonalization of a special kind of block circulant matrices.本文主要探讨了一类特殊的分块循环矩阵的...
His book was seen as an apologia for the war.他的著作被视为是对这场战争的辩护。Bohr's unposted letter was written in response to Heisenberg's apologia.玻尔针对海森伯的辩解写下了这封未发出的信....
冰雹猛落,把玻璃窗也砸破了.Hail fell with such violence that it broke windows.这样的冰雹在那个地区可是希罕.Such a hailstorm was a rarity in that region.冰雹毁坏了农作物,甚至打死了牲畜.Hailstones damaged crops and even killed farm animals....
He was also very unimpressed by his teachers.他对他的老师也很不以为然。Kitty's family was unworldly, unimpressed by power, or money.基蒂一家清心寡欲，淡泊金钱与权力。Thoreau usually remained alone unimpressed by the ideas or actions of others.索洛...
Orange juice, honey, pineapple, pecans and peaches blended with yogurt and orange sherbet.柳橙汁 、 凤梨 、 蜂蜜 、 核仁及水蜜桃,混以酸奶及桔子雪波....a concoction of honey, yogurt, oats, and apples.蜂蜜、酸奶、燕麦和苹果调制的混合物Do you have any low- fat yogu...
Diplomats can be a notoriously unreliable and misleading source of information.外交官可能会提供一些靠不住的误导性信息，这是众所周知的。Diplomats believe that bureaucratic delays are inevitable.外交官们认为繁文缛节造成的延迟是在所难免的。These events led to the expulsion...
In this taut, subtle novel Hawthorne solves almost all his problems.在这部紧张而又难以捉摸的小说里,霍桑几乎解决了他所有的问题.Although multiple Undo solves these problems, it introduces some significant problems of its own.虽然多次撤销能解决这些问题, 但也存在一些问题.D...