What is an architectural mountain flower?

In the traditional architecture of China, the triangular walls formed on both sides of Xieding Mountain are called mountain flowers. In western classical architecture, the triangular gable above the eaves is the key part of the facade composition.

Baidu Library is a platform published by Baidu for users to share documents online. The documents of Baidu Library are uploaded by Baidu users and can only be released after being reviewed by Baidu. Baidu itself does not edit or modify the contents of documents uploaded by users. Internet users can read and download these files online. The documents of Baidu Library include teaching materials, examination question bank, professional materials, official document writing, legal documents and other fields. Baidu users can get some points when uploading documents, but they need to consume points when downloading documents with price tags. The current platform supports mainstream doc (. docx)，。 ppt(。 pptx)。 xls(。 xlsx)。 Pot,. pps，。 vsd，。 rtf，。 wps，。 et，。 dps，。 Pdf and. Txt file format.

The platform was launched on June 2009165438+1October 65438+February, and the mobile version of Baidu Library was launched on July 8, 2006 +00. 1October 20th 10, 1 10, 10, the number of documents in Baidu Library exceeded 100000. 20 1 1 65438+ February database has been optimized and revised, focusing on education, PPT, professional documents and application documents. 20 13 1 1 officially launched the library personal authentication project. By April of 20 14, the amount of library literature has exceeded 1 100 million.