the producing steps include
The nano antiwear additive is made up of polyisobutylene and carbon nano pipe, the proportion of each ingredients are: 50-99, 1-50. the producing steps include: mixing the polyisobutylene, carbon nano pipe according to a proportion;
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the producing steps include
生成步骤包括
以上为机器翻译结果，长、整句建议使用 人工翻译 。