Then every technology was studied according to the structure and principle of gun barrel. In the end, a suitable method to extend the erosionlife of gun barrel was propose…
并在分析火炮身管的结构特点和工作特点的基础上，确定了一种比较理想的身管延寿技术。
2
Plant life balances ecosystems, protects watersheds, mitigates erosion, moderates climate and provides shelter for many animal species.
植物平衡了生态系统、保护了流域、减缓了侵蚀、缓和了气候，为许多动物物种提供了庇护所。
3
They are also unfazed by the erosion of the divide between work and personal life.