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...
He decided to specialize in entomology after graduation.他决定毕业后专攻昆虫学.Research opportunities exist in a wide range of pure and applied areas of entomology.纯理论昆虫学和应用昆虫学的众多领域都存在着研究机会。The study of plant resistance to insects ...
Magellan's circumnavigation of the earth proved that it is a globe.麦哲伦周游世界的事实说明地球是圆的.Magellan also put more than 30 other mutineers, including several noblemen, in chains, working hard labour.麦哲伦还镇压了30多名反叛者, 包括几个贵族,...
But legal experts are not sure if such a charge can stick.但法律专家们不能肯定这一指控是否成立。She poked and shifted things with the tip of her walking stick.她用手杖尖翻拨挪动东西。I tend to stick to fresh fruit for pudding.我一直坚持用新鲜水果做甜点。...
我想知道我是在什么地方超速而受到处罚的。I want to know at what point I break the speed limit and get a ticket.阐述了强制措施与行政处罚的关系.The difference between compelling measure and administrative penalty was discussed.谋杀是一种严重的罪行,犯了谋杀罪很少有不受处罚的.Murder...
If the meat is marbled with fat it should be tender.如果是五花肉的话，应该比较嫩。The three blocks, city, university, and town, marbled with innumerable streets.老城 、 大学城 、 新城这三大块, 街道无数, 像大理石上密密麻麻的花纹一般.Blue Merle: predominantly clear , ...
Sleep conflicts seem to be bound up with fundamental biological and behavioural differences between the sexes.对于两夫妻双方睡眠的冲突似乎跟生物因素及不同的表现有关系.Why should happiness be bound up with the presence and movement of water?为什么快乐和水的...