【正文】
(2) 社會(huì)經(jīng)濟(jì)因素: 市場(chǎng)廣闊 經(jīng)濟(jì)發(fā)達(dá), 城市水平高,需求量增大 人們的飲食習(xí)慣 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH 。 北美洲五