润滑

However if this kind of compound lubricant coating is omitted, it is not only improve the operation environment, but also reduce the total drilling cost. The non-lubricate high quality tube jointer was developed by Nippon Steel Corp.. It adopt the solid lubricant membrane, the fine lubrication and sealing properties insures the same performance.

但省略这种复合润滑脂的涂覆，不但可改善操作环境，也可降低总钻采成本，因此，新日本制铁公司开发出无润滑剂型高级管接头，此接头采用了固体润滑剂被膜，良好的润滑性、密封性等使用性能确保和以前接头同等。

The effects of radii of curvature of ellipsoids, surface entraining velocity, normal load at the contact point and the limiting shear stress on the distribution of pressure, profile and thickness of oil film, three dimensional shear stress and traction coefficient have been studied.

三、分析比较了弹流润滑过程中润滑油和牵引油的各种流变模型，首次采用了四次方型粘塑性流变模型来描述润滑油在弹流润滑过程中的流变特性。

While we're on the subject of lubrication, every now and then you should lubricate your brake cables.

尽管我们关於这一问题的润滑，每一个现在，那麼你应该润滑你的刹车线。

Lubricity, another important characteristic of diesel fuel, is a measure of lubricating properties.

润滑，柴油的另一个重要特征，是一种润滑性能的措施。

Diesel fuel must have good lubricity properties, because the fuel lubricates the diesel engine.

柴油燃料必须具备良好的润滑性能，因为它要对柴油发动机起到润滑作用。

Atomic force/friction force microscope, microcosmic tribological properties tester of magnetic record system and tester of surface force were developed and criterion of the testers were established.

研究并提出了薄膜润滑状态下润滑油的粘度、速度和压力与失效的关系及相应的润滑状态图。

It was important that the thixotropic agent,surface active agent and solid lubricating agent are added,the surface of magnetizable particles were suitable treated,at the same time,the stability and lubricating property of MRF were analyzed and discussed.

通过触变剂与表面活性剂复合使用，同时对磁性悬浮相表面进行适当的处理，并加入适当的固体润滑剂合成了一种稳定性和润滑性能良好的磁流变体材料，该磁流变体材料性能为：0η≤1000mPa.s，τ0.5T≥60kPa，半个月内无明显沉降，无板结，"四球机法"测量其润滑性能为磨斑直径。75mm，该类型磁流变液用于磁流变阻尼器200万次振动试验取得了理想的试验效果。

The rubbed surface of t he steel was analyzed with X-ray photoelectron spectroscopy and electron probe microanalysis.

用四球摩擦磨损试验机考察了脂肪酸修饰TiO2纳米微粒水溶液润滑下GCr15钢的摩擦磨损性能，并用电子探针和X射线光电子能谱研究了钢球磨损表面边界润滑膜的化学组成和元素分布。

By way of integrating the relative theories of marketing strategy and the present market situation of rubber oil and Unite Lube Oil Company, it is concluded that naphthene type rubber oil shall take part in the middle-grade rubber oil target market competition while the aromatic type rubber oil shall take part in the low-grade rubber oil target market competition. The reason is that the former has the advantage of advanced total cost and the later has a variety of products.

论文通过运用市场营销学和市场竞争战略相关理论，结合橡胶油市场现状和优特润滑油公司实际情况，研究得出环烷型橡胶油以总成本领先战略参与中档橡胶油目标市场竞争，芳香型橡胶油以产品差别化战略参与低档橡胶油目标市场竞争的结论，并提出了优特润滑油公司保证总成本领先和产品差别化的措施。

The calculated results show that the performance of the ferrofluid-lubricated plane sliders is different obviously from the performance of plane sliders lubricated with Newtonian fluid or Bingham plastic.

计算结果表明，铁磁流体润滑的平板滑块的性能与牛顿流体或Bingham塑料润滑的平板的性能显著不同。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。