用tetrahydrofuran 造句子，“tetrahydrofuran ”造句

6、A heterogeneous catalytic system for methylolation of alkali lignin was constituted of tetrahydrofuran containing purified alkali lignin and solid alkali catalyst with special structure .

3、The effect of factors to the growth of aeromonas THF01 which degraded tetrahydrofuran was studied by liquid culture.

1、Fast increase in demand of tetrahydrofuran and poly-tetrahydrofuran;

5、Chloroform - tetrahydrofuran - water (500:500:8) was used as mobile phase for the gradient elution of other strongly retained substances.

2、The catalysis of big pore strong acid resin for1,4- butanediol dehydration to tetrahydrofuran is investigated.

4、The process flow was designed and experimentally studied for separation of acetone, tetrahydrofuran (THF), triethylamine and water mixture.