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1·If the strainer has a multi-layer structure, the oil strainer has various oil fume filtering methods so as to enhance oil filtering efficiency.

如果是多层，油网有多种油烟过滤方式，提高了滤油率。

2·But still have the less drop of water of dimension to make progress until separating the strainer place in accompany with oil liquid under the inertia effect.

但是仍有尺寸较小的水珠在惯性的作用下随同油液向上直至分离滤芯处。

3·This paper describes the improvement of the locomotive air filter and lubricating oil filter, on-board oil heating, clean system and the strainer core in windy and sandy area in details.

介绍了风沙地区内燃机车空气滤清系统、机油地面净化加温装置、机油滤清器滤芯的研究、试验以及使用效果。