13.Wood moved slowly, but not equally, with its mixture of springwood and summerwood, straight and wavy grain, knots, rings and imperfections.
上下左右,处处都有“漏气”的迹象;
14.Then a new algorithm of brivate vector -valued rational interpolants by means of complexification of the knots and backward three-term recurrence relations is given.
15.They came to think about algebraic objects associated with knots/links that are invariant under isotopy c .J.W.Alexander came up with the first good such quantity, the Alexander polynomiald .
18.Sanderlings, ruddy turnstones, semipalmated sandpipers, dunlins and more than half the world's population of red knots are among the species that double their weight eating the nutritious eggs.