The results showed that the level of fluorine pollution in fruits is related to the distance from fruit trees to the brickkiln and the variety of fruit trees.
结果表明，水果受氟污染的程度与果树距砖厂的距离及果树的种类有关。
The influence of pollution, faulty insulator position, insulator type, detection distance to the detection effect was analyzed by the test.
试验中分析了污秽、劣化绝缘子位置、绝缘子型式、检测距离等对检测效果的影响。
The total creepage distance of an insulator shall be not less creepage distance requested by the pollution level for the site.
绝缘子总的爬距应等于或大于由该地区污秽等级所要求的爬距。
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