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特种工程塑料
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特种工程塑料
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工程塑料
释
special engineering plastics
特种工程塑料
综合性能较高,拉伸强度在70兆帕以上,长期使用温度在150℃以上的一类工程塑料。又称高性能工程塑料。
工学
特种工程塑料
释
special engineering plastic
特种工程塑料
综合性能更好,长期使用温度在150℃以上的一类高分子材料。又称高性能工程塑料或耐热工程塑料。主要应用在高技术领域。
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medicinal crops breeding
medicinal crops cultivation
medicinal cyathula root
medicinal engineering fungi
medicinal evodia
medicinal evodia fruit
medicinal fatheadtree
medicinal for drawing out toxin,suppuration and promoting granulation
medicinal for external application
medicinal fungi
medicinal fungi fermentation
medicinal indianmulberry
medicinal mineral
medicinal organs bioreactor
medicinal parts of crude drugs
medicinal pillow thearpy
medicinal plant
medicinal plants garden
medicinal processing with antogonising combination to reduce toxicity or side effect
medicinal processing with inhibiting combination to reduce toxicity or side effect
medicinal processing with reinforcing combination to enhance effect
medicinal processing with restraining combination to reduce toxicity or side effect
medicinal resources biological engineering
medicinal resources cell engineering
medicinal resources epigenome
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