请简述皮尔逊法的工作原理。
参考答案:皮尔逊法通常也叫电位梯度法,当给管道施加一个电流信号时,一旦防腐层出现破损,会在破损点上方地面形成最大的电位梯度。
At the 2011 CCTV Spring Festival Gala, we saw a famous singer, Han Geng. He is a member of the popular Korean band Super Junior. He is the小题1: o_______ member of the group that comes from China.
Han Geng began to learn dancing小题2: a________ the age of twelve. He learned Chinese traditional dance and ballet at school. In 2001, he took part in a competition and stood out from 小题3:m_______ than 3,000 persons. His handsome appearance and cool dancing 小题4:w_______ praises (赞扬) from Korean fans. In 2003, he went to South Korea to take lessons in singing , dancing and acting.
He joined Super Junior in 2005. 小题5:B_________ he is not Korean, he can’t appear on certain programmes. Sometimes he had to wear a mask on the stage. “ I didn’t feel sad. I just wanted to show my best to the people,” Han said. Han Geng studied very 小题6:h_______. He slept for four hours every day and spent most of his free time小题7: l________ dancing and singing. Everyone 小题8:w______ surprised to see that he made progress(进步).
Now Han Geng is a successful pop star. He is a hero for 小题9:b________ Chinese and Korean fans. Han Geng is also active in many charities to help those people in小题10: n________.
邓 * * 提出,改革是()的自我完善。
A.社会主义制度
B.社会生产方式
C.社会生活方式