1) fracture effectivity
裂缝有效性
2) effectiveness of reservoir crack
储层裂缝有效性
3) effective fracture
有效裂缝
1.
Prediction of effective fractures in a limestone buried hill,South China Sea;
中国南海某盆地A凹陷灰岩潜山有效裂缝预测
2.
The directions of earth stress in ancient and modern time and the dominant azimuth of effective fractures are forecasted.
在此基础上 ,划分了裂缝类型 ,总结了裂缝的平面展布规律 ;预测了古、今地应力方向及有效裂缝优势方
4) effective fracture abundance zone
有效裂缝富集区
5) effective volume of fractures
有效裂缝体积
1.
In addition, we advance that effective porosity,Permeability and effective volume of fractures controled by signal well could take as foundation ahat differentiating classes of fractured reservoirs and evaluating fractures.
在系统介绍岩芯裂缝基本参数统计的基础上，给出岩芯裂缝空间分布规律的表示方法，并概括了裂缝孔隙度和渗透率的估算方法，提出有效孔隙度、渗透率和单井控制的有效裂缝体积可作为裂缝性储集层等级划分和裂缝综合评价的依据。
6) effective crack length
有效裂缝长度
1.
Through the three-point bending test on 50 specimens of steel fiber reinforced high strength concrete (SFHSC) with the size of 100 mm×100 mm×515 mm, the effect of the fiber volume fraction (ρf) upon the effective crack length (al) fracture toughness (KⅠc) and critical crack opening displacement (δc) of high strength concrete (HSC) was studied.
通过50个尺寸为100mm×100mm×515mm的钢纤维高强混凝土切口梁三点弯曲试验,研究钢纤维体积率对高强混凝土有效裂缝长度、断裂韧度和临界裂缝张开位移的影响。
2.
With Young\'s modulus and the stress at the effective crack tip as two only prerequisites, the model can predict the maximum load and its corresponding effective crack length, and in turn the fracture toughness of concrete specimen under compact tension.
以混凝土的弹性模量和有效裂缝长度尖端的应力为两个基本参数,可推导出紧凑拉伸试件的极限承载力以及临界有效裂缝长度,进而求得混凝土的断裂韧度。
补充资料：连续性与非连续性(见间断性与不间断性)
连续性与非连续性(见间断性与不间断性)
continuity and discontinuity
11an父ux泊g四f“山。麻以角g、.连续性与非连续性(c。nt，n琳t:nuity一)_见间断性与不间断性。and diseo红ti-
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参考词条