the largest depth of frozen soil是什么意思

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用法例句

In this paper,the data of the average temperature,the largest depth of frozen soil and average precipitation,which gotten from Shihezi Meteorological Bureau during the period of 1961-2002 were analyzed by linear fitting method,smooth average method and scatter plot method to get their trend and correlation.

本文以新疆石河子气象局1961~2002年年均气温、最大冻土深度和降水量观测资料为研究对象,运用线性拟合方法、滑动平均方法、散点图法进行趋势和相关关系分析。

As the development of grid and data mining,advance an algorithm of maximal frequent itemset data mining based on grid.

随着网格和数据挖掘技术的发展,提出了网格平台下最大频繁项集数据挖掘算法,采用数据库的垂直表示和基于前缀关系的等价划分,以等价类长度的指数函数作为等价类的权值,减少剪枝对负载的影响,合理划分等价类,在动态负载平衡情况下使处理机异步计算,大大提高算法的执行效率。

Combined with the project examples,it introduces the construction methods of basic mass concrete,gets the calculation to the temperature of mass concrete,foundation restraint coefficient,shrink,maximum stress and the anti-crack coefficient,and puts forward the steps of assuring the not crack of concrete,this will assure the project quality of mass concrete.

结合工程实例,介绍了基础大体积混凝土的施工方法,进行了大体积混凝土温度、地基约束系数、干缩及最大应力及抗裂安全系数的计算,并提出了确保混凝土不开裂的措施,从而保证大体积混凝土的工程质量。

It has found out these members dangerous position with the maximum stress and calculated the stress value, made the goal and the range of daily check more definite and concentric, provided the theory basis for establishing reasonable particle check system.

用大型有限元程序ANSYS分析了10t门座起重机主要构件的力学性能,找出了这些构件具有最大应力的危险部位并求出了它们的数值。

The stress accumulating region and the maximum stress is calculated through cosmosm statics analysis program.

以１５０轨钢机上无螺栓十字轴万向联轴器叉头为例，建立了叉头的三维有限元分析模型，并运用Ｃｏｓｍｏｓｍ程 序进行静力学分析，找出了叉头的应力集中区和最大应力值，分析了叉头发生破坏的原因，提出了叉头 结构设计时可采取的措施。

Based on the electro-technology theory,this study defines the ratio of maximum torque Tm to starting torque Tst as the starting modulusλst,and reaches a conclusion that X20 can be calculated by using the rotor phase resistance r2 and the starting modulus A,,.

针对异步电动机转子相电阻r2容易测量,而转子相感抗X20不易测得,且尚无计算X20关系式的现状,以电工理论为基础,定义电机最大转矩Tm和起动转矩Tst的比值为启动系数λst,分析得出了用转子相电阻r2和启动系数λst计算X20的公式。

Solution on the maximum error of parallel 6-DOF platform using the improved particle swarm algorithm;

用改进的粒子群算法求解并联6自由度平台的最大误差

Introduces the algorithm of three points arc in maximum error approximating curve,theoretically making arc approximated sections minimum.

讨论了三点圆弧最大误差逼近曲线的算法,理论上使圆弧逼近的段数达到最少。