他经常旅游的原因是想品尝不同种类的食品。
The reason why he often go traveling is that he wants to try new kinds of food.
方法：选用2004 ~ 2006年本市抽检和送检的6 647份食品为样本，按照不同年度、不同季节、不同种类作分析比较。
Methods: The 6 647 samples delivered and selected from 2004 to 2006 were checked, analyzed and compared according to different years, different seasons and different kinds.
方法：选用2004 ~ 2006年本市抽检和送检的6 647份食品为样本，按照不同年度、不同季节、不同种类作分析比较。
Methods: The 6 647 samples delivered and selected from 2004 to 2006 were checked, analyzed and compared according to different years, different seasons and different kinds.
应用推荐