“prestressed jack”的概念、定义、翻译、参考文献-科学参考

单词	prestressed jack
释义	prestressed jack Encyclopedia 工学钢筋及预应力机械释 prestressed jack预应力千斤顶用于张拉预应力筋的专用千斤顶。均为穿心式液压双作用千斤顶，需要与高压油泵配合使用。
随便看	Greenwich apparent sidereal time Greenwich apparent time Greenwich civil time Greenwich hour angle Greenwich interval Greenwich lunar time Greenwich mean astronomical time Greenwich mean noon Greenwich mean sidereal time Greenwich Mean Time Greenwich mean time greenwich mean time Greenwich meridian Greenwich Observatory Greenwich sidereal date Greenwich sidereal day number Greenwich sidereal time Greenwich time green wind glaucoma green wood Greenwood's formula Green-Woodsmen and Red-Eyebrow’s Uprising Green’s reciprocation theorem Greer Garson Greeting Spring

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。