我国幅员辽阔，拥有漫长的海岸线。海洋资源丰富，全国水产品年产量居世界首位。然而，很多年来，沿海地区的渔民对捕捞上来的海产品沿用的只是传统的加工模式，即用盐腌制或冷冻的方法。因此，水产品往往由于加工和保鲜技术的落后，造成了渔业资源的浪费。而一些沿海发达地区 My country is vast and has a long coastline. Rich marine resources, the annual output of aquatic products in the nation ranks first in the world. However, for many years, fishermen in coastal areas have followed the traditional processing model of harvested seafood only, either by salt or frozen. Therefore, aquatic products often result in the waste of fishery resources due to the backward processing and preservation technologies. And some coastal areas