His family have a country seat in Oxfordshire.他家在牛津郡有一座乡间宅第。He is living now in his mother's home county of Oxfordshire.他现在居住在他母亲的故乡牛津郡。Oxfordshire is a county at the heart of England.牛津郡是英国的重要地区,位于英国的中心地带....
Through a great deal of effort, this problem has been solved recently by linearization techniques.通过大量的努力, 最近人们利用线性化方法解决了这个问题.The linearization ofnonlinear system with measurable disturbances is studied.研究了一类具有可测干扰的非线性系统...