The results showed that the load capacity of tire was mainly restrained by the deflection,and also affected by the hardness factor and ground contact factor;and the optim.
讨论了轮胎的静负荷性能 ,用试验数据分析了轮胎的气压与负荷对其下沉率、接地面积、硬度因数、接地因数以及接地压力分布的影响 ,采用回归方程分析了轮胎的气压 负荷 下沉率三者之间的关系。
Objective To study the relationship between ultrasonic bone mineral density (BMD) of calcaneus and age, height, and body weight, and to establish the normal reference value for stiffness index (SI) of healthy subjects in Guangxi autonomous region and provide scientific foundation for the diagnosis and prevention of osteoporosis.
目的探讨广西壮族自治区健康人群跟骨超声骨密度与年龄、身高、体重等的关系,初步建立该地区健康人群跟骨超声硬度指数(SI)的正常参考值范围,为骨质疏松的诊断和预防提供科学依据。
Through technical analysis on demolition mining engineering for hard thin coal beds in Fujian Province,this paper proposes that if the coal bed coefficient of hardness is different,the researched emphasis is accordingly different.
通过对福建省坚硬薄煤层爆破开采技术研究分析,提出了煤层硬度系数不同,其研究侧重点不同。
Determination of water hardness with a complex water hardness indicator;
水质硬度测定用复合硬度指示剂的研究应用
The Relationship of E and Forward Shift of Posterior Corneal Surface after LASIK and other Affecting Factors;
LASIK术后角膜后表面前凸与巩膜硬度系数的关系及相关因素分析
Detection of Firmness in Peaches by Coefficient of Restitution or Percentage of Absorbed Energy
利用恢复系数、能量吸收百分率预测桃子硬度
Hardware Design and Research of Computer Numerical Control System Precision Test Equipment;
数控系统插补精度检测装置硬件开发与研究
Ankle-brachial Index as a Predictor of the Extent of Coronary Atherosclerosis
踝-臂血压指数与冠状动脉硬化程度的关系
automatic digital display Rockwell hard-tester
自动数显洛氏硬度计
Unification of Hardness Scale Connected with Digitization of Vickers Hardness Test
硬度标度的统一与维氏硬度试验的数字化
Research on the High Speed and High Precision Open NC System Motion Control Board;
基于PC的高速高精度开放式数控系统的硬件设计
Numerical relationship between hardness and microstructure of JLF-1 steel after cyclic deformation
JLF-1钢高温循环变形后硬度与微观结构的数值关系
Foam Stabilizer Used in Low Thermal Conductivity and Low Density Polyurethane Rigid Foam
低导热系数低密度硬质聚氨酯泡沫塑料用泡沫稳定剂
Hardening function of two-parameter twin shear unified failure criterion
双剪双参数强度准则硬化函数的探讨
Investigation of Relationship between Instrumented Indentation Hardness and Vickers Hardness
仪器化压入硬度与维氏硬度的关系研究
Conversion Relation of Leeb-hardness,Vickers-hardness and Strength of Austenitic Stainless Steels
奥氏体不锈钢里氏硬度、维氏硬度及强度之间的换算关系
The Limitation of Augmentation Index in Evaluating Arterial Stiffness
增强指数评价大动脉僵硬度的数学缺陷
The Reseach on Testing System Record Dynamic Parameter for Hard Target Weapon;
硬目标侵彻动态参数测试系统的研究
High-Speed Data Recording System Based on USB2.0 and IDE Harddisk;
基于USB2.0和IDE硬盘的高速数据录取系统
A Study on Data Collection and Storage System Based on IDE Hard Disk;
基于IDE硬盘的数据采集存储系统研究
Hardware Design of a Optic-fiber Data Acquisition System Based on ARM9;
基于ARM9的光纤数据采集系统硬件设计
An expert system of data recovered from case-based reasoning;
基于CBR技术的硬盘数据恢复专家系统