The load-settlement curve, the proportion between pile compression and pile top settlement, the distribution of axial force and lateral frictional resistance under vertical loads are obtained. 得到了在竖向荷载作用下超长群桩的荷载与沉降关系曲线,桩身压缩量占桩顶沉降的百分比、桩身轴力分布曲线以及桩侧摩阻力分布曲线。
Research on pull-out test and frictional resistance characteristic of geogrids 土工格栅拉拔试验及筋材摩擦受力特性研究
The variation of fouling resistance and frictional resistance coefficient of heat exchanger using connate Yangtze River water as cooling water is tested experimentally. 通过实验方法测试了以原生长江水为冷却水的换热器污垢热阻和摩阻系数的变化。
Test study on frictional resistance of compression dispersive prestressed anchor in saturated mealy sand SATURATION MEASUREMENT TECHNOLOGY FOR RESERVOIR PHYSICAL MODELLING UNDER HP/ HT CONDITIONS 饱和粉砂土中压力分散型锚杆摩阻力试验高温高压油藏物理模拟饱和度测量技术研究
Test method for performance of reduces frictional resistance of self-polishing antifouling coatings& Method of round dish rotor moments GB/T7791-1987自抛光防污漆降阻性能试验方法圆盘转矩法
Program realization of quality analysis of drilling fluid and frictional resistance computing under high temperature and high temperature 高温高压下泥浆性能分析及摩阻计算的程序实现
Moment of friction parts, frictional resistance increased, but also make possible electric current ultra-hot to be down to check whether the flexible rotor. 转动零件出现摩擦,摩擦阻力加大,也可能超电流使电机发烫应停机检查转子是否灵活。
It has enough energy to overcome the frictional resistance in valves and registers. 它有足够的能量克服阀门和记录器的摩擦阻力。
The frictional resistance can be more dominant than acceleration resistance for a longer fire zone, and acceleration resistance can be more dominant for a shorter one. 在火区长度较大时,摩擦阻力将成为火区阻力的主要部分;
Mechanical Analysis and Frictional Resistance Calculation of Washover-string in Process of Extracting Casing 油井取套过程套铣筒力学分析及摩阻力计算
The results showed that the coating was mainly formed by the VC, it was of compact and uniform structure with high micro-hardness and good frictional resistance. 结果表明,通过本研究开发的熔盐配比和处理工艺,获得的渗层主要由碳化钒组成,而且渗层组织均匀、结构致密、具有很高的显微硬度和良好的耐磨性。
Based on above analysis, effects of conical face shape of cavity mould and frictional resistance on ironing process were described. 在此基础上探讨了凹模锥面的形状和摩擦阻力对缩径挤压的影响。
Study on characteristics of frictional resistance of a novel dry fracturing fluid 改良干法压裂液摩擦阻力特性实验研究
An experimental study on dynamic frictional resistance between brackets and archwires under the wet condition 湿润状态下托槽与弓丝间动摩擦力的实验研究
Whether we can correctly understand the frictional resistance characteristics of the modified dry fracturing fluid or not would influence the fracture technology's effective implementation. 对改良的干法压裂液这种非牛顿流体的摩擦阻力特性的正确认识,关系着干法压裂技术的有效实施。
In severe creasing the frictional resistance plays only a minor role in determining the crease resistance. 在严重的折皱作用下,摩擦阻力在织物抗折皱能力中仅居次要地位。
Study on Pore Water Pressure of Saturated and Disturbed Sandy Loam During Cyclic Loading; Test study on frictional resistance of compression dispersive prestressed anchor in saturated mealy sand 饱和粉土振动孔隙水压力的试验研究饱和粉砂土中压力分散型锚杆摩阻力试验
Different conservation temperatures will cause different growth rate of pile tip stress and pile side frictional resistance. 不同的养护温度造成了不同的桩端应力增长速度和桩侧摩阻力增长速度。
The sliding frictional resistance on the shear deformation zone increase with angle ψ. 试样在剪切变形区所受到的滑动摩擦力也随ψ角的增加而增大。
The distribution of frictional resistance and shear displacement along the anti-float anchoring length are obtained. 获得了抗浮锚杆摩阻力和剪切位移沿锚固长度的分布规律;
In this paper the frictional resistance to dissipate energy is used to substitute the viscous damping for TMD system. 本文在被动调谐质量阻尼器系统中采用摩擦耗散能量,以替代粘滞阻尼。
PURPOSE: To study the effect of 4 archwires and 2 ligating methods on the frictional resistance. 目的:了解4种弓丝和2种结扎方法对托槽与弓丝摩擦力的影响。
And the mechanism causing the difference is also analyzed based on the concept of negative frictional resistance. 并根据打桩引起的桩负摩阻力概念对两类桩基沉降差异的机制作了分析。
As the frictional resistance coefficient in determination work consumed a certain manpower and material resources. 由于摩擦阻力系数测定工作消耗一定的人力和物力。
In this paper, determination of the frictional resistance coefficient, calculation, simulation and other aspects are discussed. 本论文从摩擦阻力系数的测定、计算、模拟等方面展开论述。
To increase the frictional resistance coefficient accuracy and operability. 来提高摩擦阻力系数的准确性和可操作性。
Determination and calculation of frictional resistance coefficient is the key to the simulation of mine ventilation and foundation. 摩擦阻力系数测定和计算是矿井通风仿真的关键和基础。