“维持需要”的概念、定义、翻译、参考文献-科学参考

单词	维持需要
释义	维持需要 Encyclopedia 农学营养需要释 maintenance requirement维持需要动物在既不生产产品，又不从事劳役的情况下，为保持体重不变和体况正常所需的能量、蛋白质、氨基酸、维生素和矿物质元素等最低需要量。
随便看	steam engine steamer chamber steam excited vibration steam explosion steam-fixed green tea steam flooding steam flow standard device steam gasification steam generator steam generator materials for nuclear power plant steam generator with electric heating element steam huff and puff production technology steaming steaming big data steaming bone tidal fever Steam injected Gas turbine steam injection plant steam jet heat pump steam jet refrigeration cycle steam jet refrigerator steam locomotive steam metering steam methane reforming steam pipeline of boiler steam pipe network

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。