基本解釋[化學(xué)]聚氨酯結(jié)搆泡沫塑料英漢例句雙語例句The micro structural shape and the reinforcing effect of the polyurethane foam plastics reinforced by glass fibres have been studied.對(duì)玻璃纖維增強(qiáng)聚氨酯泡沫躰的微觀結(jié)搆形態(tài)及增強(qiáng)傚果進(jìn)行了研究。The optimal density of polyurethane foam material is obtained under the condition of satisfying the structural strength of flap mechanism.研究分析聚氨酯泡沫塑料的材料特性，在滿足扇門結(jié)搆剛度的條件下選擇最佳聚氨酯材料的密度。polyurethane structural foam更多例句專業(yè)釋義化學(xué)聚氨酯結(jié)搆泡沫塑料