摩擦

Based on Chen's correlation and our experimental data, a new revised correlation was proposed for the calculation of frictional pressure drop of gas liquid two-phase flow in helically coiled tubes oriented with various axial angles.

在对试验结果及前人研究结果进行详细分析的基础上，获得了第一个能适用於不同倾角放置螺旋管的单相及汽液两相摩擦阻力计算式，从而为汽液两相摩擦阻力及螺旋管的进一步研究和应用提供了依据。

It is believed that the elasto plastic dynamic time historied analysis of basic frames can be used for dynamic time historied analysis of shock absorbing structures with frictional energy dissipation.

摩擦耗能减震结构通过在结构中特定部位安装摩擦阻尼器，增加结构的耗能能力，从而使结构在地震作用下具有更高的安全性。

It can decrease friction coefficient and improve the thermal stability, corrosion resistance, inadhesion and lubricity of basic materials.

基材视具体情况添加后，能降低摩擦系数，改善摩擦性能。对提供基础材料的热稳定性，耐腐蚀性，不粘性和润滑性有良好效果。

In this paper, base sliding isolation technology is discussed mainly, and according to interbedded shear model seismic response analysis program of structure with base sliding isolation is compiled by using Newmark抯 method .

本文针对基础摩擦滑移这一隔震形式进行讨论，建立了隔震体系的层间剪切模型，并利用Newmark法编制了基础摩擦滑移隔震结构地震反应分析程序。

The kinematically admissible velocity fields of the web, head and base of rail are determined, respectively, and the corresponding strain rate fields and the intensity of shear strain rate are also obtained. Then the plastic deformation power, the friction powers and the powers consumed on the velocity discontinuity surface are obtained.

然后分别给出了轨腰、轨头及轨底的运动学许可速度场以及相应的应变速度场和剪应变速度强度，并求出了相应变形区的塑性变形功率、速度间断面上消耗的功率以及由于摩擦产生的摩擦功率。

Friction coefficients and lubricative mechanics of Al-Fe-V-Si heat resistant aluminum under four conditions were researched by method of annulus compression, without lubricant, but in the presence of pure aluminum, graphite+oil, pure aluminum+graphite+oil.

摘 要：采用圆环压缩法检测Al-Fe-V-Si系合金在喷射沉积高温时变形的摩擦因数，研究未加润滑剂、加石墨+机油润滑、加纯铝润滑、加纯铝+石墨+机油润滑4种条件下的摩擦因数随变形温度变化的情况，并探讨其润滑机理。

Based on the gyro stabilized platform of a TV seeker, the nonlinear character of friction in the system is analyzed, and some useful proposals for reducing disturbances are propounded from mechanicalness and control both aspects.

以某型号导引头陀螺稳定平台为实际对象，分析了系统中摩擦的非线性特性，从机械和控制两方面探讨了减小摩擦的措施。

The tribological behaviors of Monel alloy used in aeroengine had been studied in the conditions of dry friction and aviation kerosene lubrication.

研究了不同组织和摩擦条件下蒙乃尔合金的摩擦磨损性能。

Which are from USA for testing the product's temperature;The inductors of anneal、temper are all used multiturn closed coil,the NDT equipment for inspecting weld joint are multicenter digital robotcized ultrasonic testing technology and magnetic particle equipments,and we use full closed、full automatic annoit machinery with environment protecting,and all our main equipments are controlled by computers,so that we can monitor technologic parameter real time.

公司引进美国MTI公司320BX型摩擦焊机，采用世界领先水平的惯性摩擦焊接方法进行焊接；焊缝热处理设备采用中频热处理，以及采用美国雷泰测温仪进行红外测温；退火、回火感应器采用多匝绕制封闭线圈；焊缝无损检测采用多通道数字自动化复合探伤以及磁粉探伤设备；钻杆表面涂油采用封闭、环保、全自动涂油机等等，保证了电脑监控关键设备、实时监测工艺参数，产品质量稳定可靠，深受客户的欢迎。

The relations of mw、mf between vibration parameters and cutting parameters are obtain by multivariant orthogonal polynomial regression tests.

实验和方程表明：随着振动频率和振幅的增加，摩擦系数减小；随着进给速度的增加，摩擦系数增大。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。