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bearing materials
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bearing materials
Encyclopedia
工学
耐磨耐蚀材料
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bearing materials
轴承材料
具有低摩擦特性,用于制造运动支承(如滑动轴承、轴瓦等)或导向零件(如导轨、滑块等)的减摩材料。
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agricultural science and technology extension organization
agricultural science and technology extension system
agricultural science and technology innovation system
agricultural science and technology progress
agricultural scientific research system
agricultural socialized service organization
agricultural soil and water resources utilization
agricultural soil environmental survey
agricultural solid waste
agricultural specialization
agricultural specialization management
agricultural stable isotope tracer technique
agricultural standardization policy
agricultural statistical reporting system
agricultural statistics
agricultural strategic structural adjustment policy
agricultural structure policy
agricultural subsidy policy
agricultural super docking
agricultural supply chain
agricultural surtax
agricultural sustainable development policy
agricultural system
agricultural system and rule
agricultural tariff
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