请输入您要查询的字词:
单词
美国渔业
释义
美国渔业
Encyclopedia
农学
美国渔业
释
fisheries in the United States of America
美国渔业
美国濒临大西洋、太平洋和北冰洋,拥有世界上最大的专属经济区,海域面积约为1135万平方千米,渔业资源丰富。美国是世界渔业大国之一,渔业总产量主要来自海洋捕捞,年产量500万吨左右,占渔业总产量的98%以上,占世界海洋捕捞总产量的6%,淡水捕捞及养殖业所占比例很小。2018年,美国水产品总产量约521.3万吨,居世界第8;其中水产养殖产量约46.8万吨,居世界第14。
随便看
mechanical properties of extracellular matrix
mechanical properties of extracellular matrix, ECM
mechanical properties of materials
mechanical properties of materials after fire
mechanical properties of materials at elevated temperatures
mechanical properties of polymer materials
mechanical properties of polymers
mechanical properties of polysaccharide
mechanical properties of protein
mechanical properties of rock
mechanical properties of rockmass
mechanical properties of sea ice
mechanical properties of wood
mechanical properties of wood-based panels
mechanical property
mechanical property of earth materials
mechanical propterties of crystal
mechanical proving
mechanical Q-switched technology
mechanical quadrature
mechanical quadrature method
mechanical quality factor
mechanical quanlity factor
mechanical quantity
mechanical quantity measuring instrument
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/10/21 3:49:49