Preconditioned con- jugate gradient algorithm is a fast and accurate computational algorithm.

预条件共轭梯度法是一精确并且收敛迅速的计算方法。

Energy transfer mechanism is a big topic on opto-electrophysics, especially in conjugated conducting polymers.

能传递的机制一直是光电物理里面重要的一个课题，尤其是对共轭导电高分子而言更是如此。

Hemoglobin can also be cross-linked to solublepolymers to form so-called conjugated hemoglobin.

血红蛋白也能交联到水溶性多聚体上，形成所谓的共轭血红蛋白。

These camouflage protective functions may be attributed to the electronic transition of a-naphthaquinone in lithospermum erythro...

紫草迷彩伪装性能可能是它的主要成分α萘醌的共轭电子跃迁的结果。

344-359) describes a micrometer in which a negative lens is introduced between the eye-piece and the objectglass.

双重图象微表与分开的透。样的微表发明了除heliometer 以外由重象。Ramsdens 屈光的微表包括一个分开的透安置在一台地球望远的架设的眼睛管的最内在的透的共轭焦点。

Three Yuan second grade third rubbers (EPDM) is the ethylene, the propylene and the few non-conjugate diolefin copolymer.

三元乙丙橡胶（EPDM）是乙烯、丙烯和少非共轭二烯烃的共聚物。

Those variables for which it holds (e.g., momentum and position, or energy and time) are canonically conjugate variables in classical physics.

那些具有的变(如动与位置,或能与时间)是经典力学里的正则共轭变。

Image reconstruction is often converted to the nonrestraint extremum of the nonlinear equations.We have deduced a conjugate gradient algorithm from the extremum of norm.

图像重建常常转化解非线性无约束极值问题,通过范数极小化推导出共轭梯度法的一般算法。

Our study shows that such conversion is possible in conducting polymers, where a charge carrier can be converted into a spin carrier by photoexcitation.

最近的实验表明，自旋载流子可以注入到共轭高聚物中，说明共轭高聚物材料也可能在自旋电子学中得到应用。

Current studies indicate that the anticarcinogenic functions of CLA can be attributed to the ability to inhibit the synthesis of eicosanoids derived from arachidonic acid.

研究表明,共轭亚油酸的抗癌作用可归结抑制衍生自花生四烯酸的类二十烷合成的能力。

By using active set strategy, the authors need only to solve a reduced trust region subproblem which is solved inexactly by the truncated conjugate gradient method.

作者利用有效集策略，在每次迭代中只需求解一个低维的信赖域子问题，该信赖域子问题是通过截断共轭梯度法来近似求解的。

With the wide applications of conjugate linoleic acid,more and more research began to be concentrated on linoleate isomerase.Progress achived in the study of linoleate isomerase were summarized.

随着共轭亚油酸的应用日益广泛,人们对亚油酸异构酶的研究也日益深入。

The aurone compounds are generally on one plane ,and they have a bigger conjugate system .The inducement of hydroxyl substituents has little influence on their own geometries .

橙酮类化合物分子共面性较强,较大的共轭体系,取代羟基的接入,对橙酮类化合物共面性影响不大。

(4) The palaeotectonic movements resulted in the complicate stages of fractures, the relations between fractures were cutting, confinement, tacnode and so on, and formed 2 types 6 groups fractures.

(4) 受多次古构造运动的影响，南江地区裂缝之间的关系较复杂，有切割、限制、互切共轭、追踪改造等关系，形成了两期共6组构造裂缝。