第三物

We use plate to check the lipase activity ,the lipase activity is very low, Compared to the wild type , the mutant could not form the clear halo on the olive oil plate but tributyrin plate, it showed that the 227 th Serine was essential for the lipase activity.

与野生型相比，突变体脂肪酶的酶活很低，不能在橄榄油平板上形成透明圈，但可以在以三丁酸甘油酯为底物的平板上形成透明圈，表明第227位丝氨酸可能对脂肪酶酶酶活具有重要影响。

Chapter V: A 1-D Zn coordinatin polymers is synthesized by the reaction of sodium azide, nicotinic acid and zinc chloride. A 3-D Ag supramolecular complex is synthesized by the reaction of sodium azide, 2-methylimidazole and silver chloride.

第五章：采用叠氮为基本构建单元，和烟酸共同桥联金属Zn得到一种一维链状配位聚合物；和2－甲基咪唑反应，得到一种银的三维超分子配合物。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。