属于电解质分析仪检测操作程序的是（）

A.调校自动定标频率

B.选择自动或手动定标方式

C.自动清洗吸样针

D.测定质控范围

E.设定密码

The teacher wants his students to know more about modern science and tries hard to develop a（n） ___ about nature among his students．

A．curiosity

B．habit

C．ability

D．independence