That leads to biquadratic equations for solution.它们又引出待解的双二次方程.The global topological structure of the biquadratic systems is discussed and their coefficient conditions are given.讨论了一类齐四次系统的全局结构,并给出了它们的系数条件.In this paper...
The gentleman, despite his advanced years, helped Kathryn back to her seat.这位绅士，尽管年事已高，仍然帮着凯瑟琳回到座位上。"Medicare" is available to victims of advanced kidney disease.老年医疗保险也适用于肾病晚期患者。The rebels have advanced to within 150 km...
An abridgement of the book has been published for young readers.他们为年轻读者出版了这本书的节本.The town council voted for an abridgement of the mayor's power.市议会投票赞成限制市长的权力.He read an abridgement of the long novel.他读了那部长篇小说的节本....