model #1

Merged

m6wf5oeyl merged 5 commits from yangyizhe_branch into develop

Author	SHA1	Message	Date
eazzy	910c5b3de3	first you finish requirement	2 years ago
eazzy	651a488546	model finished	2 years ago
eazzy	a0b1860b74	model	2 years ago
eazzy	0070929ac4	完成需求规格说明书的第一版还剩下顺序图、类图、状态图部分	2 years ago
eazzy	0c149dc484	软件需求规格说明v1.0	2 years ago