dirt proof sleeve
... dirt dispersion agent 阻垢分散剂 dirt oil pump 污油泵 dirt proof sleeve 防污套 ...
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防污染套 contamination boot
防污袖套 stain resistant sleeves
·2,447,543篇论文数据，部分数据来源于NoteExpress
最后建议根据不同地区特点建立一套较为全面的水泥浆防污染体系，以此来提高固井质量。
It is recommended that a cement slurry contamination prevention system be set up to improve the cementing quality under different conditions at different areas.
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