ALP催化有机磷酸酯水解的最适pH为()
A.5~6.5
B.6~7.5
C.7~8.5
D.8~9.5
E.9~10.5
参考答案:E
GPO的组件被存放在组策略容器和()。
Liu Fan is working on TV advertisement, but right now he is()holiday.
A.in
B.on
C.for