以下为句子列表：
英文: According to non-Newtonian fluid mechanics theory and mathematical method, conbined with plunger moving property, the hypothesize fluid is imcompressive, hydraulic radius of flow of liquid in crevice is very little, and it is laminar flow, the flow is tre
中文: 运用非牛顿流体力学理论和数理方法，结合抽油泵柱塞运动特点，假设液体为不可压缩的，液体在缝隙中流动的水力半径很小，呈层流流动，柱塞在每一位置的瞬间，流动做定常流处理，建立了泵筒与柱塞同心和偏心两种情况下运动方程和边界条件，引入无量纲坐标、无量纲速度和柱塞与泵筒偏心配合时的缝隙高度，并给出缝隙流流速、流量的解析解。
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英文: Plunger extrusion molding mechanism of PTFE is introduced, process method and equipments for extrusion molding are also reviewed.
中文: 摘要介绍了聚四氟乙烯悬浮树脂柱塞挤出成型的原理，叙述了挤出成型加工的工艺方法及设备。
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英文: The motion of plunger of oleo damper excited by colored Gaussian noise with exponential correlation time is governed by first order nonlinear differential equation.
中文: 摘要油液阻尼器受指数型高斯色噪声外激励时，活塞在油腔内的运动可用一阶非线性动力学方程描述。
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英文: The pump with a plunger device,which can cope with water pressure flow to work smoothly under a high speed .
中文: 活塞式水泵，可以自动调节水的压力和流量，保证高速下的安全操作，是一种超精密的产品。
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英文: This article has in detail analyzed technology request to the steel approach span plunger elevator in work, and proposed this kind of plunger elevator design calculation basis and an application example.
中文: 摘要详细地分析了钢引桥在提升过程中的技术要求，并在此基础上提出了此类提升机的设计计算依据和一个应用实例。
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