分段

The influence of the signal power, the signal ER, the probe power, the probe wavelength and the drive current of the SOA on λ pk,s and the improvement of the ER is studied in detail by using the multisection model, and considering the nonsymmetry of the gain profile and the shift of the gain peak wavelength along with the carrier density.

采用分段模型，考虑了SOA中增益谱的不对称性以及增益峰值波长随载流子密度的漂移，深入研究了信号光功率，ER，参考光功率，波长以及SOA注入电流对选择信号光波长λpk，s以及消光比改善量的影响。

Experimental results indicate that the improved algorithm acquires good effect of the nonuniformity correction.

在此基础上，提出了利用探测器响应的分段线性模型对该算法进行扩展，以有效地克服响应非线性对非均匀性校正的影响。

Since the objective function of the model is nonlinear, the gradient of which is piecewise constant, the normal nonlinear programming algorithm can not be used.

该模型是非线性的且目标函数的梯度是分段常数，不能采用常规的非线性规划算法进行求解。

The results show that the Wenchuan earthquake sequence begins from the south margin of the Pengguan Massif and extends northeastward for about 350 km within a width of 20~30 km. The spatial distribution of the aftershocks exhibits obvious inhomogeneity which can be divided into small sectors.

其结果显示，汶川地震序列从彭灌杂岩南缘开始破裂，主震及其余震破裂带长约350 km，在大部分区域宽约20~30 km，其宽度和空间形态沿破裂带显示了强烈的分段和非均匀特征。

The most prominent projecting point of the occipital bone at the base of the skull.

有骨胳及软骨组织的动物，它们有分段的脊柱和内含大脑的头盖骨。

Based on the important results obtained from the present research on second degree price discrimination, this dissertation makes a systemic and more practical mathematics study on the side of the manufacturer angels, including further and more deeply research on monopoly manufacturer how to actualize second price discrimination under nonlinear demand function, Nash equilibrium of second degree price discrimination under the condition of competition with different demand functions, monopoly manufacturer how to actualize second

结果表明，其纳什均衡结果存在依赖于两厂商产品的市场占有率，并且两厂商需求区间的分段数越多，其纳什均衡存在的必要条件要求他们的实力越接近；第四章针对实际情况将确定性需求条件下厂商处于完全垄断状态下的二度价格歧视理论研究推广到不确定性需求条件下的二度价格歧视理论研究，更进一步地研究了垄断厂商在线性随机需求条件下的二度价格歧视模型，用计算机模拟了此模型的可行性，分析模拟结果得出了一系列重要结论，最后给出了更具一般性的不确定需求条件下的二度价格歧视模型，并严格证明了此模型的可行性；第五章对全文进行总结。

Value iteration based on the vector set results in the piecewise linear convex form of the optimal value function, which can also be used to obtain the optimal policy.

在向量集上进行的值迭代可以得到最优值函数的分段线性凸函数表示形式，同样也可以得到对应的策略。

Simulation and optimization of block manufacturing yard scheduling Block manufacturing yard scheduling is a typical NP problem.

分段制造场地计划是典型的NP问题。

Theorem(Stokes's Theorem) Let be a piecewise smooth oriented curve in three-space, be a piecewise smooth oriented surface with boundary curve .The surface and the curve are related by a right-hand relationship, i.e., if the fingers of the right hand are cupped in the direction of ,then the thumbpoints in the direction of orientation of .,, have continuous first partial derivatives on and ,then

定理 设为分段光滑的空间有向闭曲线，是以为边界的分片光滑的有向曲面，的正向与的侧符合右手规则(即如果右手大拇指表示曲面的方向，则弯曲四指表示曲线的方向)，函数，，在曲面上具有一阶连续偏导数，则有下述公式成立

Some of the main features of the Qilian belt are similar to those in western China, such as fault-related folds and thrust systems developed in thrust belts, which formed during the Himalayan orogenesis.

由於不同性质盆地的叠合，冲断带走向方向地层组成变化大；冲断带的分段性受控於古构造格局；主要发育横向叠置的多重冲断构造体系。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。