protected void Button1_Click(object sender, EventArgs e)
        {
            object oReadOnly = true;
            object oMissing = System.Reflection.Missing.Value;

            object oFileName ="E:/文档.docx";
            Word._Application oWord;
            Word._Document oDoc;
            oWord = new Word.Application();
            //oWord.Visible = true;
            oDoc = oWord.Documents.Open(ref oFileName, ref oMissing, ref oReadOnly, ref oMissing, ref oMissing,
                ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing, ref oMissing);


            returnContent = oDoc.Content.Text;


            oDoc.Close(ref oMissing, ref oMissing, ref oMissing);


            WorkLog wl = new WorkLog();
            wl.Acnt_id = "111";
            wl.Del_flg = false;
            wl.Dma_code = "";
            wl.Log_body = returnContent;
            wl.Log_time = DateTime.Now;
            wl.Mdf_time = DateTime.Now;

            AccountService As = new AccountService();
            Account acc = As.Login("test", "test");
            As.AddWorkLog(wl);

            //关闭COM
            oWord.Quit(ref oMissing, ref oMissing, ref oMissing);
            //File.Delete(oFileName.ToString());
        }
    }