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生物润滑脂
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生物润滑脂
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biobased lubricating grease
生物润滑脂
含有天然可再生的生物基成分(如来自农作物制成品)的润滑脂。生物润滑脂的基础油或稠化剂直接来自动物、植物或其改性产物,可发生不同程度的生物降解。具有低毒或无毒,对环境友好,属绿色环保型可再生润滑脂。又称可生物降解润滑脂。
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water-vapor plasma
water vapor resistance of polymer materials
water vapor tape recorder
water-vapour maser
water vapour transport
water vascular system
water vesicle
water wave
waterway
waterway basic survey
waterway check survey
waterway container transportation
waterway engineering
waterway general cargo ship transportation
waterway management
waterway navigation chart
waterway network in the Pearl River delta
waterway of the Heilongjiang River
waterway of the Songhuajiang River
waterway regulation for navigation in mountainous area
waterway regulation structures
waterway regulation works
Waterways Classic
Waterways Law of the People's Republic of China
waterway transport
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