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汉语拼音：rùn huá jì

润滑剂用以降低摩擦副的摩擦阻力、减缓其磨损的润滑介质。润滑剂对摩擦副还能起冷却、清洗和防止污染等作用。为了改善润滑性能，在某些润滑剂中可加入合适的添加剂。选用润滑剂时，一般须考虑摩擦副的运动情况、材料、表面粗糙度、工作环境和工作条件，以及润滑剂的性能等多方面因素。在机械设备中，润滑剂大多通过润滑系统输配给各需要润滑的部位。

• I think humor is a great lubricant for life.

  我认为幽默是人生的上好润滑剂。

• Most mechanical devices require oil as a lubricant.

  绝大多数机械装置都需要用油作为润滑剂。

• You put lubricant on a wheel to make it turn more easily.

  把润滑剂涂在轮子上使它转起来更零活一些。

• Also the oxide itself is a moderately effective lubricant.

  它的氧化物也是中等效能的润滑剂.

• Lubrication with a watersoluble jelly is preferred.

  最好用水性胶润滑剂.

• In order to assess the friction of lubricants on multifilament yarns , finish - free yarns are required.

  为了评定润滑剂对复丝纱摩擦所起的作用, 要求用不带整理剂的纱作试验.

• It also analyzes the application of this lubricant in the warm extrusion.

  分析讨论了该润滑剂在温挤压中的应用.

• Effective communication is the grease that keeps our busy lives gear.

  有效的沟通交流是保持我们忙碌的生活正常运转的润滑剂.

• Shell Malleus GL is a range of premium quality, lead free.

  壳牌马力士GL是一系列优质 、 不含铅、抗极压的润滑剂.

• Kits include: Disc & Spring assembly, Cover O - ring and lubricant.

  组件包括: 阀瓣 和 弹簧总成, 阀盖O形环和润滑剂.

• The category and function of the copper wire drawing lubricant are presented.

  本文介绍了铜拉丝润滑剂的种类、作用、对拉线的影响因素及质量要求.

• Compounded ester lubricants show outstanding properties, owing to their special structure.

  复合酯类润滑剂更是以其特有的化学结构显示出优异的性能.

• NL - mud lubricant is an additive agent used in oil drilling.

  泥浆润滑剂是应用于油田钻井的泥浆添加剂.

• Pneumatic pipe without the use of booster pump lubricant.

  气动管道增压泵无需使用润滑剂.

• A lubricant formulation to reduce wear and prolong die life is developed.

  研制出了降低磨损,提高模具寿命的润滑剂配方.