The hypothetical force, caused by the horizontal spreading of the near-surface asthenosphere at constructive margins, which is thought to be one of the two main driving forces for the movement of lithospheric plates (the other is slab-pull).
科学参考收录了60776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。