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- internal friction factor 内擦系数
- The friction factor has a little effect on bucking critical load. 摩擦系数的改变对临界失稳载荷的影响不大。
- All internal friction harmful to the War of Resistance must be sternly checked. 任何不利于抗战的内部磨擦,都必须用严正的态度加以制止。
- A granular materical designed for maximum stability should pocess high internal friction to resist deformation under load. 为得到最大的稳定性而设计的颗粒材料应具有高内摩擦力而抵抗荷载下的变形。
- Nano-additive of lubricating can decrease friction factor and repair surface abrasion. 纳米润滑添加剂可以降低摩擦系数,对磨损表面具有一定的修复功能。
- The down side to this is that engines of greater displacement have larger internal friction surfaces inside and that robs power. 这的向下边是更大的替代的那发动机有更大的内摩擦在里面的表面和那抢劫能力。
- It shows that with the control over the friction factor, near-net-shape forming of hexagonal bolts can be achieved. 另外成形方案四模拟结果显示,有进行模仁表面粗糙度之控制,可达成六角螺栓近净形成形的目标。
- The conditionality between the flow rate and the pipe diameter is discussed when the friction factor is fixed. 文中还分析了在摩擦阻力系数一定的情况下,流量与管径的制约关系。
- This paper presents a method of calculating the static sliding friction factor between zigzag slot and pin. 该文给出了求解惯性筒上的曲折槽与销之间的滑动静摩擦系数的一种方法,介绍了引信曲折槽机构。
- A granular material designed for maximum stability should possess high internal friction to resist deformation under load. 为得到最大的稳定性而设计的颗粒材料应具有高内摩擦力而抵抗荷载下的变形。
- The equation indicate line relative, based upon this equation will get different friction factor of BPN value. 无论位于跑道左侧区域与右侧区域。
- The viscoelasticity-anelasticity transition in the Zn-Al eutectoid alloy is investigated by measuring the internal friction(IF). 摘要文章通过内耗的测量研究了锌铝共析合金中黏弹性-滞弹性的转变;
- Using Boltzmann superposition principle, an universal formula of internal friction was also derived, which was verified by experimental date. 再利用波耳兹曼迭加原理,得出普适的磁弹性内耗公式,此公式得到实验数据的证实。
- Influence of pile spacing, pile cap dimension and angle of internal friction of embankment filling on the pile efficacy is analyzed. 研究了桩间距、桩帽大小和填料内摩擦角对桩体荷载分担比的影响。
- In this paper, the testing data of friction factor between syenitic blocks under static and dynamic conditions are presented.Dynamic tes... 两种条件下的动摩擦系数的变化规律也有明显区别。
- The rolling pressure for forming straight tooth bevel gear varies with the feed rate of cavity die,friction factor and inclination of rotary head. 直齿圆锥齿轮摆辗成形的辗压力随摆头倾角、下模进给速度、摩擦系数以及摆辗阶段等因素的变化而变化。
- The results show that internal friction in fatigue process with in situ proton irradiation is strain amplitude dependent. 结果表明,有质子辐照的疲劳过程中的内耗在较大应变振幅下是与振幅有关的内耗。
- Vetiver grass is found to increase adhesion and internal friction angle, enhance shear strength and improve soil stability. 通过试验分析发现,香根草护坡可以提高土的黏聚力和内摩擦角,从而提高土的抗剪强度,进而增加土壤稳定性。
- Turbulent transition zone is the main zone of trangportating oil products in pipeline, and its basic friction factor formula is Colebrook formula. 紊流混合摩擦区是成品油管输的基本流区,其摩阻因数的基准公式为科尔布鲁克公式,国标采用十分近似、容易计算的哈兰德公式。
- Based on the present data, empirical correlations for the saturated boiling heat transfer coefficient and friction factor are proposed. 由饱和的实验结果求得热传系数与压降的经验公式。