sea-bottom deposits 海底沈积物
The more recent calcareous, or calcium carbonate, deposits that make up the tufa formations are closer to the bottom and lighter in color.
钙质或碳酸钙越近现代，所构成凝灰岩地层的沉积物越靠近底部，颜色也比较浅。
This pressure can ensure the blood from the bottom up to accelerate the return, cleaning vascular excess deposits, not be caused by vascular pressure caused the blood is not smooth.
这样的压力可以保证血液由下向上加速回流，清理血管内多余的堆积物，不会造成因血管挤压导致的血液不流畅。
Colluvial deposits at the foot of valley slopes usually affect only narrow strips of valley bottom.
河谷坡脚处的崩积体通常只影响到谷底较窄的地带。
应用推荐