By freezing chitosan - gelatin complex induced phasic abruption, the porous and ventilative sponge of chitosan - gelatin was made.通过冷冻壳聚糖 - 明胶共混液诱导相分离的方法,可以制成多孔性、亲水性 、 透气性良好的海绵状伤口敷料.Pull rod is the main bearing part of c...
By freezing chitosan - gelatin complex induced phasic abruption, the porous and ventilative sponge of chitosan - gelatin was made.通过冷冻壳聚糖 - 明胶共混液诱导相分离的方法,可以制成多孔性、亲水性 、 透气性良好的海绵状伤口敷料.Pull rod is the main bearing part of c...
The next meeting will address the problem of truancy.下次会议将着手解决学生的逃课问题.Schools need to reduce levels of truancy.学校需要减少旷课人数。It was a day for impulse and truancy.这是个适于冲动或偷懒的日子....
当她批评他的工作时,他怒气冲冲地走掉了.He went off in a huff when she criticized his work.我就这样匆忙走掉了,很抱歉.I'm sorry to have to rush off like this.人们开始走掉.People began to move away....