教学录像

名称	制作人	时间	说明
Chapter 1 Speak1 Food Dry-2012-03-09-10	-	2012-05-09	-
chapter 2 Food Drying	-	2012-05-18	-
chapter4	-	2014-10-29	-
chapter 3 processing of boiled salted duck	-	2014-10-29	-
chapter 5	-	2014-10-29	-
chapter 6	-	2014-10-29	-
chapter 7	-	2014-10-29	-
chapter 8	-	2014-10-29	-
chapter 9	-	2014-10-29	-
chapter 10	-	2014-10-29	-
chapter 11	-	2014-10-29	-
chapter12	-	2014-10-29	-
chapter 13	-	2014-10-29	-