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,...
They came as liberators and now they're occupiers.他们来的时候是解放者，现在却成了占领者。The Northern Region has a lower proportion of owner-occupiers than any other English region.北部地区房屋自用的比例低于英格兰任何其他地区。Many Jiuxianqiao residents are...
也许你是黄种人, 也许你是黑种人, 也许你是白种人.Maybe you are yellow, maybe you are Negro, maybe you are Caucasian.白种人、黑种人本来就应如是.But the white race and the black race are both in this situation.研究发现,发生晒伤的流行病学分布如下:非西班牙白种人发病率为35.6%,西班牙人发病率为45.6...
展览会上最贵重的展品是毕加索的一幅素描。The most valuable item on show will be a Picasso drawing.一幅罗里·奥穆尔的画像挂在基尔丹根的餐厅里。A picture of Rory O'Moore hangs in the dining room at Kildangan.该音乐营造出了一幅大草原上宽广辽阔的景象。The music invoked the wide open...
James Fox is best known as the author of White Mischief.詹姆斯·福克斯以《欲望城》一书最为出名.James came out of his bedroom, toweling his wet hair.詹姆斯从卧室出来，用毛巾擦着他湿漉漉的头发。The doctor said James had now deve-loped a heart murmur.医生说詹姆斯的心脏有杂音。...
化学家能把一种药物的各种成分分解出来.A chemist can separate a medicine into its components.化学家用电解法把水还原为氢.The chemist reduced water by electrolysis.了解这些稀有分子能帮助化学家找到可实现的目标。Understanding these rare molecules will help chemists to find out wh...