以脱乙酰壳聚糖为载体,戊二醛为交联剂制备固定化碱性蛋白酶.Alkaline protease has been immobilized on chitosan with glutaraldehyde as crosslinking agent.目的研究戊二醛的新合成方法.Aim To study the synthetic method for the glutaric dialdehyde.用途: 用于生产戊二醛及高分子材料, 涂料,...
Hamstrings are supporting muscles at the back of the thigh.腿筋是位于大腿后侧起支撑作用的肌肉。We look at the neck, back, hips, knees, hamstrings and so on.我们会检查颈部, 背部, 臀部, 膝盖和脚筋等处.Weight training bulids up muscle definition , including t...
Her admirers were fewer, and fatter, and less ardent.她的爱慕者少一些, 胖一些, 感情不那么热烈.If you get much fatter you'll burst your clothes.你要是再长胖就要把衣服撑破了.He's much fatter than he used to be.他比过去胖多了....
The space ship flies into the sky and flies through the aerosphere.宇宙飞船直上九霄,最后飞离了大气层.On longitudinal it is the permeability variation in a big way, and the aerosphere scope small.纵向上具有渗透率变化大 、 气层范围小的特点....