研究了源盖层替代封闭作用形成条件及封闭机理。
This paper studied the formation conditions and mechanism of replacing seal in caprock with generation gas ability.
并分析了产生这种封闭作用的原因及封闭作用对桥台的影响。
The cause of the appearance of closure effect and its effect on the abutment are analyzed as well.
如果变量在封闭作用域内被引用了，删除它的名字就是非法的。
If a variable is referenced in an enclosing scope, it is illegal to delete the name.
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