“边际孩子的效用”的概念、定义、翻译、参考文献-科学参考

单词	边际孩子的效用
释义	边际孩子的效用 Encyclopedia 法学生育率释 marginal utility of children边际孩子的效用在其他条件不变的情况下，家庭每多生育一个孩子所增加的额外效用。
随便看	waterproof door chamber waterproofing membrane water proofing polymer waterproof layer waterproof leather waterproof material waterproof mortar waterproof motor waterproof of concrete structure joints waterproof of construction joints waterproof of deformation joints waterproof of post-pouring belt waterproof permeable layer waterproof sealing material waterproof textile materials for architecture water pump water puppets water purification project water purification structure water quality water quality analysis water quality and sampling water quality assessment water quality assessment of transboundary water section water quality automatic monitoring system

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。