非常感谢王方园老师指导我完成了这篇论文。她为人随和热情，治学细心严谨。

Thank you very much teacher Wang Fangyuan for guiding me to complete this thesis. She is easy-going and passionate, and she is rigorous in her studies. She can encourage you like an intimate friend in gossip. In the writing of the thesis, she will also strictly require you with "professional standards", starting from the topic selection and finalization, until the final revision and polishing of the thesis

Thank you very much to Mr. Wang Fangyuan for guiding me to finish this paper. She is easy-going and warm, careful and rigorous discipline. In the chat she can like a close friend to encourage you, in the writing of the paper she will also be "professional standards" strict requirements of you, from the selection of topics, the final set of questions, until the final paper repeatedly modified, polished

Thank you very much for guiding me to finish this thesis. She is easy-going, warm-hearted, careful and rigorous. In small talk, she can encourage you like a close friend. In the writing of the paper, she will also strictly require you with "professional standards", starting from the topic selection and topic setting to the final paper revision and polishing<br>