To efficiently calculate the language model perplexity before and after the candidate word is added to the lexicon, a simple substituted method is proposed to approximatively estimate the perplexity change.

To this end, we proposed a method of image restoration based on estimation which can restore the target image approximatively under the real-time and dynamic conditions only by analyzing the backscattering signals.

为此，我们提出一种基于估计的图像复原方法，可以在实时、动态的条件下，仅通过对后向散射信号的分析对目标图像进行近似复原。

Pushover method is a kind of static nonlinear calculation method used to approximatively evaluate the seismic performance of structures, which have many advantages such as simple concept, easy operation and high efficiency calculation.

Pushover方法是一种近似评估结构抗震性能的静力非线性计算方法，具有概念简单、操作方便、计算效率高等优点。

While the session length of single physical node follows heterogeneous exponential distributions, the synthetic session length of all nodes storing data can fit with heavy-tail distribution approximatively.

假设系统单个物理节点的会话期服从异构的指数分布，那么负责存储同一数据的所有节点的会话期合成的虚拟节点会话期就能够与重尾分布进行拟合。

Mass transfer in the thin layer is governed by non Fick law, while that in the other part still complies with the Fick's law approximatively.

而在此薄层外，介质内其他部分的质量传递仍近似符合费克定律；

To investigate the SAW properties of the ZnO multi layer structure approximatively, the theoretic frequency dispersion curves of SAW for ZnO material on different substrates are studied.

比较氧化锌多层薄膜结构的声表面波频散曲线，ZnO薄膜声表面滤波器受膜厚和衬底材料的影响较大。

The hot points and trends of research on international earth science may be understood approximatively by the comparison with the scientific programs in the 30 th IGC.

通过与第30届国际地质大会命题的比较，试图大致了解国际地球科学研究的热点和趋势；

Lateral wave contributes greatly to near distance acoustic field, which is only estimated approximatively in open literature and these have great errors.

侧面波对近程声场有重要贡献，已发表的公开文献中仅对侧面波声场作近似估计，本文指出这些对侧面波声场的预报误差均较大。

The results show rigid-flexible coupling model that its parts were treated properly can reflect approximatively dynamic property of the system at the lower modal.

结果表明，从低阶模态来看，各构件经恰当处理后刚柔耦合模型能够较好地反映系统的动态特性。

The relationship between permeability and effective stress is approximatively exponent but is necessary to correct at high temperature and water-saturate level.

渗透率与有效应力近似呈指数关系变化，但随着温度和含水饱和度的增加需要作校正处理；

The finite model of injection molded parts with microstructure region considering latent heat can approximatively forecast the cavity temperature.

采用考虑结晶潜热的微结构件注射成型有限元模型能较准确地预测制品内部温度场分布。

An Approximatively Solvable Model for Quantum Elastic Scattering

一个量子弹性散射的近似可解模型

In the scope of temperature the esterification can be regarded as the first order reaction approximatively.

结果表明，在所考察温度范围内反应可看作是假一级反应。

It is not an important question to low frequency data, because it can be used as a continuous process approximatively.

价格离散性对低频数据样本而言不是重要的问题，因为它可以作为一个连续过程的近似。

To level stress, the relation of their slope approximatively shows the exponent function relation;

对于水平应力，其斜率间的关系近似成指数关系；

The results show that the stress is approximatively linear with displacement in its working section.

研究结果表明：在磁力弹簧的主要工作区段，位移和压力近似呈线性关系。

The calculation method of stability verifying is obtained by conversion approximatively.

通过载荷转化，获得稳定性校验的计算方法；

Based on the computation to the model of statistics, we found out that these indexes obey the power law approximatively on different scales, they are the reflections of the distributions and evolving characters of the social and economical phenomena on the Web.

通过统计模型计算发现，这些以网民/网页使用的语言为分类的指标，在不同尺度上近似地遵守幂律分布，反映了网络世界中社会、经济现象的分布与演化特征。

The calculation of iron losses is verified and validated through indirect experiment in which the iron loss and stray-load loss are separated approximatively.

由间接法计算出铁损的实验值，近似地分离了铁损和杂散损耗，实验验证了该铁损计算方法的准确性。

Future Lunar Exploration Optimization design-aside in two-appulse-one hydrogen chloride graphite synthetic furnace system

重返月球计划二合一氯化氢石墨合成炉系统设备的优化设置

the woods with their appurtenances: the squirrels and birds and echoes and strange noises;

居住着松鼠，各种鸟类，以及发出种种怪声的树林；