| 1. | The land surface is inundated by a transgressive sea .
陆地的表面为侵进的海水淹没。 |
| 2. | Sial is the base on which the land surfaces of the earth stand .
硅铝带是地球陆地表面的基础。 |
| 3. | One obvious impact is the radical alteration of the land surface .
一种显而易见的影响是大地表面剧烈的改变。 |
| 4. | They do not preempt the land surface that is useful for other purposes .
它们不预先占用对其它目的有用的地面。 |
| 5. | In effecting recharge by flooding, water is spread over the land surface in a thin sheet .
以漫灌法所进行的补给是将水成片地铺洒在地面上。 |
| 6. | The crust under ocean deeps would be thinner than under land surfaces at or near sea level .
深海下面的地壳比海平面或者接近海平面的陆地下面要薄。 |
| 7. | After a rain part of the water seeps into these openings and percolates beneath the land surface .
雨后，部分的水就渗进这些洞隙，并在地底下渗透。 |
| 8. | Not all marginal-marine land surfaces have the same slope, nor are they always smooth .
在海缘区附近的所有陆地表面并没有一致的坡度，也不都是规整的。 |
| 9. | Ground water is the water that saturates the pores and cracks in soil and rock beneath the land surface .
地下水是充满在地面底下土壤与岩石的孔隙中的水。 |
| 10. | Instead, they have formed deposits of coal, natural gas and oil, often located far beneath the land surface or the sea-bed .
它们往往在地表或海底以下很深的地方形成了煤、天然气和石油的矿床。 |
