文澜阁响应面法优化白芷挥发油提取工艺及其抗氧化活性研究（三）。

I usually studied about an hour although it is difficult at first, after a period of study that will find a way.After nearly 6 months of study, Every night,I have developed the habit of learning English. I hope I can stick to it and continue to study English.In the end, I would like to thank my English teacher for giving me the help and encouragement in my study.

文澜阁邱宝昌：消费者要有证据意识 官司打不赢往往是因为证据不充分。