制备技术途径、结构类型特点洁、自润滑的翻译：Preparation of technical means, the type of structure features clean, self lubricated 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Preparation of technical approach, structure type features clean, self-lubricating

Preparation of technical means, the type of structure features clean, self lubricated

Preparation technology way, structure type characteristic clean, self lubrication

preparation technology leaders characterized ways, structure type, self-lubricating

Preparation of technical means, the type of structure features clean, self lubricated