闭合度

圈闭的封盖强度与闭合度有3种不同的组合类型，它们是世界上油气分布的主控因素。

There are three types of traps according to the different combinations of seal strength and trap closure , which are the key controlling factors on the distribution of oil and gas .

目的：计算出用于制定疲劳的眼睑闭合度值，推断被试者的疲劳程度。

OBJECTIVE : To figure out the percentage of eyelid closure ( PERCLOS ) value for fatigue and deduct the subject 's fatigue state .

中部断弯构造带圈闭发育，圈闭面积大，闭合度高，资源量大，是首选的有利勘探区带。

The fault warping structural belt in the central part of the seg , where the traps are developed , being of big areas , high closures and large resources , is the first chosen beneficial exploration zone .

宽径不闭合式180度弯头

Wide pattern return bend

由于原生损伤发育，在围压作用下，煤岩孔隙裂隙被压密闭合，刚度增加，弹性模量与围压之间符合二次多项式关系。

Due to the development of primary damage , the micro-porosities and micro-cracks are compacted and closed by confining pressure , the stiffness of coal is increased and the relationship between elastic modulus and confining pressure conforms to quadratic polynomial function .

采用不同的成图方法，其构造圈闭要素（闭合面积、闭合度、长轴、短轴、高点位置等）及其埋深，往往相差很大。

By using various mapping methods , the elements of structural trap ( closed area , closure , macro-axis , minor-axis , location of high point ) and buried depth change .