To improve the effectiveness of the elevator traction drive,three crucial parameters including car quality coefficient,accelerated speed,and balance coefficient that influence traction drive were analyzed and optimized.
为了提高电梯曳引传动的有效性,对影响曳引能力的3个主要参数轿厢质量系数、运动加速度和平衡系数进行分析。
On the basis of using quality coefficient to quantify the quality,the theory of value engineering(VE) is used to found the time-cost-quality optimization model.
针对工程项目工期、费用、质量的最优控制问题,在用质量系数对质量进行量化的基础上,利用价值工程的理论,建立了工期——费用——质量综合优化模型,采用微粒群算法通过MATLAB编程求得工期、费用、质量的目标值,为项目优化控制提供了参考依据。
A conception of mass coefficient was put forward to simplify cool consumption calculations of exterior protected construction.
通过对环境试验箱围护结构由高温降至低温时的非稳态传热过程建立物理模型和数学模型,并使用有限容积法及TDMA进行围护结构传热数值计算来分析3种不同降温工况下的围护结构的传热特性,提出了围护结构质量系数概念,用以简化计算其降温时的耗冷量。
The mass coefficient was brought forward to assess the activity factor of original coal gangue.
引入质量系数法评定原状煤矸石经热活化后辅助胶凝性能的大小。
The concep- tion of mass coefficient was introduced to simplify heating consumption calculations of exterior protection construction.
对高低温试验箱围护结构由低温升至高温时的非稳态传热建立了数学模型,使用TDMA方法进行了围护结构传热数值计算,对3种不同升温工况下的围护结构进行了传热特性分析,使用围护结构质量系数概念来简化计算其在升温时的耗热量。
A simple tension calculation algorithm as well as a ratio index,a quality index,and a global quality index is proposed to measure the size and shape of the workspace of wire-driven parallel kinematic manipulators.
采用一种简单的绳拉力计算算法,提出比例系数、质量系数和全局质量系数来衡量工作空间的大小和形状。
According to the current situation of transmission and distribution sectors in China, and based on the existing research results and the prevailing tariff regulation methods in the world, this paper proposes a refined price cap regulation model which takes the environment-related factor and the power quality factor into consideration.
依据输配电企业的现状,借鉴已有的研究成果及目前国际上的电力市场价格管制方法,提出了同时考虑环境因子和电能质量系数的改进价格上限监管模型,并重点讨论了改进后的价格上限监管模型中电能质量系数的确定问题。
Through the Luikov formula and Arrhenius equation,the equation of mass diffuse coefficient is obtained.
橡胶原料干燥过程中涉及到多孔介质的热质传递,通过多孔物体的水分传质微分方程给出了如何求干燥常数的理论方程,结合Luikov公式和阿累尼乌斯方程给出了求解质量扩散系数的方程,并通过实验确定了湿分在丁苯橡胶中的质扩散系数的关系式。
Calculation Quality Rank of Construction Determination Quality Coefficient in Fuzzy-set Theory
用模糊集方法计算工程质量等级确定质量系数
STUDY ON SURFACE WORKING QUALITYCOEFFICIENT OF ROLLER CHAIN PLATE
滚子链链板表面加工质量系数的研究
mass transfer coefficient
质量传递系数，传质系数
The temperature coefficient of mass flow parameter of the coriolis force mass flowmeter
科氏力质量流量计质量流量参量的温度系数
Parameter Design for Asymmetric Loss Function Coefficient
非对称质量损失函数系数的参数设计
The Evaluation of Spatial Data Quality and Quality Control System;
空间数据库数据质量评测与质量控制体系研究
STUDY ON MEASUREMENT CONDITION OF THE MASS ABSORPTION COEFFICIENT FOR GAMMA-RAYS
γ射线质量吸收系数测量条件的研究
Summary of Data Quality Security System of Analytical System
经营分析系统数据质量保障体系综述
Quality control and guarantee of direct digital radiography(DDR) system
直接数字摄影系统的质量控制与质量保证
The Study on Analysis Method of LCI Data Quality System;
LCI数据质量体系中的分析方法研究
Effect of Expansion Coefficienton the Quanlitry of the Optical Glass;
光学玻璃膨胀系数对成型质量的影响
Data Quality Assessment and Control for Drainage Network GIS;
排水管网GIS系统数据质量评价与控制
The Data Quality Management for Telecom Analysis System;
电信经营分析系统中的数据质量管理
A Study on the Teaching Evaluation System of Advanced Mathematics;
“高等数学”课堂教学质量评估体系探讨
Construction and Implementation of Higher Mathematics Quality Assurance System;
高等数学质量保证体系的构建与实施
The data Quality of the Geographical Information System and Method of Controlling;
地理信息系统的数据质量及控制方法
Study on Quality Data Acquisition System Based on AutoCAD;
基于AutoCAD的质量数据采集系统
Fuzzy ranking methods of CNC system s combining productions;
数控系统配套产品的质量模糊排序法