“river sand-mining planning”的概念、定义、翻译、参考文献-科学参考

单词	river sand-mining planning
释义	river sand-mining planning Encyclopedia 工学〔专项水利规划〕释 river sand-mining planning河道采砂规划为限制滥采乱挖砂石，使河道砂石资源得到科学合理的利用，保障防洪安全、通航安全、供水安全和基础设施安全，指导采砂活动科学、可控、有序地开展而制定的总体安排。
随便看	non-nutritive feed additive non-objective grating and Grism non-occurrence of event non-offensive/against military aggression non-ohmic behavior non-ohmic heating non-ohmic material non-open end spinning non-operating expenses non-operating incomes non-operating water conservancy project non-orientability non-orientable non-orientable contour non-orientable development non-orientable manifold nonorientable manifold non-orientable polyhedron non-orientable surface non-oriented non-oriented cobordism non-oriented graph non-oriented silicon steel non-oriented surface non-orthogonal

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。