“history of Haihe River conservancy”的概念、定义、翻译、参考文献-科学参考

单词	history of Haihe River conservancy
释义	history of Haihe River conservancy Encyclopedia 工学中国水利史释 history of Haihe River conservancy海河水利史海河流域兴水利、除水害的历史。
随便看	water culture water curtain water curtain for fire compartment water curtain system water cut water cycle water cycle change water delivery equipment water demand water demand management water demand of social and economic development water denitrifiers water depth of lake water diffusion due to kidney deficiency water discharge metering water disinfection water dispatch contingency plan water dispersible granules water displacing corrosion preventive compound water dispute water disputes water distribution outlet water diuresis water diversion water diversion for noshing sand

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。