由于环境的原因 ,日本的畜牧业规模和生产能力都不能满足国内的消费需求 ,因此 ,肉、蛋、乳及乳制品的进口量呈连年增长的势头。据以 1975年、1980年、1985年、1990年、1995年、2 0 0 0年 6个每 5年一个时段的统计 ,其进口量占当年国内消费量的百分比见附表。目前 ,日本已成为 Due to environmental reasons, Japan’s animal husbandry scale and production capacity cannot meet domestic consumer demand. Therefore, the import volume of meat, eggs, milk, and dairy products has increased year after year. According to the statistics of six time periods of five years in 1975, 1980, 1985, 1990, 1995 and 2000, the percentage of their imports in the current year’s domestic consumption is shown in the attached table. At present, Japan has become