润滑

Lubricant dynamic characteristics in lubricant region of the four-leaves bearing were researched by using boundary element method,the distribution of flow field in lubricant and the pressure on the surface of bearing neck and bearing was obtained.

用边界元方法对复杂轴承中四叶轴承的流体动力学特性进行了分析，得到了轴承润滑区的流场分布、轴颈表面和轴承内表面上的压力分布。

In peacetime, you should also note on bearing lubrication, prevent wear.

平时还应注意对轴承的润滑，防止使用磨损情况发生。

Graphite bearing, sleeve and thrust plate wear or lubrication shortage of liquid and dry mill damage occurred.

石墨轴承、轴套和推力板磨损或润滑液短缺发生干磨而损坏。

Based on green manufacturing principle,this paper does research on green design technique of numerically controlled lathe,mainly including simplification of main transmission chain,design of lathe bed and lubricating oil path and so on,reaching the demand of green manufacturing .

基于绿色制造原理，对数控车床的绿色设计技术进行了研究，主要包括主传动链的简化、床身及润滑油路的设计、可拆卸性设计及模块化设计，达到了绿色制造的要求。

In addition to the pad with the installation tool, the workpiece can be based on length of the workpiece in the following of mats equidistant not put pieces of wood (cutting in with the check in with the release, the extension units to ensure normal feeding), pieces of wood directly on the bed pad The thickness of the body in order to be able to firm up slightly better job, made of wood semi-circular pit, run-time increase in lubricating oil.

垫块 除跟刀架装置外，还可根据工件长度，在工件下面垫放不等距的木块(在切削中随放随取，保证拖板正常进给)，木块直接垫放在床身上其厚度以能轻微托牢工件为宜，木块制成半圆弧凹坑，运行时加机油润滑。

The double circular arc spiral bevel gearing is a type of points contact transmission by concave-convex tooth profile between meshing gearing, it has the advantages of large comprehension radius of curvature, good lubricating ability etc..

双圆弧弧齿锥齿轮传动是一种凸凹齿廓相接触的点啮合传动，有较大的综合曲率半径，因此有很高的接触强度；且润滑效果良好。

In order to achieve good speed, one needs to lubricate bicycle chain from time to time, or else they get rusted.

为了达到良好的速度，人们需要润滑自行车链条不时，否则他们得到生锈。

Third, in the industrial area of the screw pump for lubrication pump, the hydraulic system for hydraulic pumps, the fuel system for the transmission and the booster pump; in the pipeline for the transportation system and pumps.

三螺杆泵在工业领域中作润滑泵，在液压系统中作液压泵，在燃油系统中作输送及增压泵；在输油系统中作输送及加油泵。

But, surface melt that eventually lubricates the bottom of the ice sheet and accelerates its slide over bedrock may not be enough, by itself, to cause catastrophic loss of ice sheet mass.

但是，表面融化，最终润滑，冰盖底部，加速其对基岩跌势可能是不够的，其本身造成的冰层大规模灾难性的损失。

Sealed oil box provides the hook with clean oil continuously; dry hook, that needn抰 lubricate, can be available.

采用密封油箱，持续为旋梭提供干净的机油；也可使用无油旋梭，不再需要为旋梭提供润滑。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。