基本解釋[化學(xué)]改性堿木質(zhì)素英漢例句雙語例句The behaviors of thermal-oxidation, UV photolysis and hydrolysis of straw alkali-lignin modified polyurethane films(PUF) were tested respectively.對麥草堿木質(zhì)素改性聚氨酯薄膜（PUF）的熱穩(wěn)定性、熱水穩(wěn)定性、紫外光降解性能進(jìn)行了測定。Hydroxyl values of straw alkali lignin and modified lignin resin were determined by potentiometric titration in suitable composite acylation system.選用合適的復(fù)合酰化體系，通過電位滴定，測定了工業(yè)堿木質(zhì)素及其改性樹脂的羥值。modified alkali lignin更多例句專業(yè)釋義化學(xué)改性堿木質(zhì)素