查询词典 approximate construction

The formula can be used in approximate calculation of instable critical load of high pier in the design and construction.

本文利用能量原理的Ritz法，在对截面惯性矩变化作线性假定后，推导出变截面空心薄壁高墩失稳临界荷载近似计算公式，可用于设计施工中对高墩失稳临界荷载的近似计算。1中心压杆稳定理论及能量原理中心压杆的失稳问题是稳定问题中的一个最基本的问题。

It is also noteworthy that no fatal accident was recorded in approximate 10 year's construction work.

特别值得提出的是，在约十年的建设期内该桥没有发生一起重大工程事故。

Nevertheless, the laminated shell model with variable thickness and material properties can be employed to approximate the tire of composite construction.

以轮胎的内轮廓曲面为参考面，用正交曲线坐标描述轮胎的几何变形。

On basis of analyzing the present research situation and existing question of Web knowledge acquisition, this dissertation mainly studies the essential technologies of concept semantic generation, the common text classification methods, user profile construction and approximate query technique based on concept. The main research works are shown as follows.

本文在分析网络知识获取相关技术的研究现状和存在问题的基础上，研究了概念语义生成技术、文本分类方法、典型用户会话模板生成方法以及基于概念的近似查询技术，主要取得以下研究成果：(1)借助NMF算法的分解结果具有实现上的简便性以及分解形式和分解结果可解释性的优点，提出一种基于NMF的概念语义生成方法。

Construction of an approximate 2.6 kilometre long single two-lane road between Pak Kung Au and Cheung Sha with footpath and elevated highway structures; and

在伯公坳与长沙之间建造一段约长2.6公里包括行人径及高架公路结构的单程双线道路；和

With the growing developments of the construction of SS/FH sequence in much wider fields, the well-known complexity measures—the linear complexity, the linear complexity profile and the k-error linear complexity—are widelyused but not sufficient to evaluate the complexities of the sequences available, for instance, the cryptographical sequence and the chaotic sequence families.

针对目前国内外普遍采用的LC、LCP和k-error LC(k-error Linear Complexity)序列复杂度检测理论存在的缺陷，将物理学和信息论中信息熵的概念引入到序列的复杂度检验中，提出了基于近似熵(ApEn：Approximate Entroy)的FH/SS(Frequnecy Hopping/Spread Spectrum)序列复杂度检验理论。

In chapter 4, a novel construction method for LDPC codes with fast encoding is proposed. An approximate lower triangular check matrix is constructed by modified PEGP method.

第四章提出了快速编码LDPC码的构造方法，直接构造具有近似下三角校验矩阵的LDPC码。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。