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- We get the iterative direction by solving quadratic model via constructing preconditioned conjugate gradient path.By combining interior backtracking line search, we obtain the next iteration. 通过构造预条件离散的共轭梯度路径解二次模型获得预选迭代方向，结合内点回代线搜索获得下一步的迭代。
- In order to simplify the layout of receiving antennas, long and short diagonals are optimized, a simple quadrate model is educed. 为了简化接收天线的布置，优化了长、短对角线。得出了简易的方阵测距模型；
- Prediction and Compensation of the Volumetric Errors of CNC Machine Tools Using a Quadratic Model 数控机床误差的多项式预报与补偿
- Standing by him was a model worker. 站在他旁的是一位劳动模范。
- I think I can get that special model for you. 我想我可以为你找到那种特别的型号。
- She has been held up as a model worker. 她被推举为模范工作者。
- He showed us a model of the new office building. 他给我们看了新办公楼的模型。
- He taught Tom how to make a model airplane. 他教汤姆作模型飞机的方法。
- John is repairing his model plane at his leisure. 约翰不慌不忙地修理着他的航模。
- The old sailor chipped out a tiny model boat. 那名老水手一点儿一点儿地削出一个小船模型。
- The luxury model gives a smoother ride. 坐这种豪华型汽车感觉很平稳。
- That beautiful girl is a fashion model. 那位漂亮的女孩是一位时装模特儿。
- Their difference is a quadratic residue of 17. 它们的差是17的平方剩余。
- The new model delivers speed and fuel economy. 这种新型设计能提高速度、 节约燃料。
- The branch of algebra that deals with quadratic equations. 二次方程式论处理二次方程式的代数学的分支
- He assembled the model aircraft bit by bit. 他一块一块地装配飞机模型。
- He traded in his car for a new model. 他把旧汽车折价添钱买了辆新型号的。
- Some quadratic equations have no real roots. 某些二次方程没有实数根。
- This model scrolls far too slowly. 这种型号的计算机文本上下移动得实在太慢。
- The model plane got out of control and crashed. 模型飞机失控坠落下来。
