不饱以及聚酯树脂 unsaturated polyester
以聚氨酯弹性体 Polyurethane Elastomers ; PUE
聚酯类以及乙烯醋酸酯 ethylene vinyl acetate
以聚酯型预聚体和MOCA为原料研制了一种冲床弹簧。
A kind of punching machine spring was developed by using polyester prepolymer, MOCA as raw materials.
利用平板分离技术，以聚酯酸乙烯酯为能源和碳源从土壤中分离到一株菌。
A bacterial strain was isolated from soil using plate screening techniques with polyvinyl acetate as carbon and energy sources.
以微型汽车球头销座为实例研究以聚酯弹性体取代聚甲醛制造汽车球头销座。
With the ball socket of a mini car as the study instance, it is presented to substitute polyester elastomer for polyformaldehyde in production of ball sockets.
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