sand box cap 砂箱盖
Well, well, cap 'n, 'returned the sea-cook, sitting down as he was bidden on the sand,' you'll have to give me a hand up again, that's all.
“好啦，好啦，船长，”冰手厨子答道，这会儿他正乖乖地坐在沙地上，“你得再拉我一把，就这样。”
The sealing capability of cap rocks is closely related to the porosity, permeability, the ratio of sand to mud contents and fluid pressure of the rocks.
盖层封闭的最常见形式是毛管封闭和压力封闭。 这两种形式的封闭能力与岩层的孔隙度、渗透率、砂泥岩含量比以及流体压力有密切关系。
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