Under the condition of the same time interval the fracture toughness of the specimens with treated layer surfaces is higher than that of untreated.
层面间隔时间相同的情况下,层面经过处理的试件要比层面不处理的试件的失稳韧度大;
Severity of fracture, interval between injury and surgery, and skills of orthopedists determine the clinical outcome, operation duration, and perioperative blood loss.
临床结果、手术耗时和术中失血不仅与骨折程度和损伤至手术的时间有关,而且与手术医生的经验有关。
Through the analysis and acquisition of the seismic interval velocity, This paper has comprehensively studied and evaluated fracture pressure prediction method for the typical formations.
本文从地震层速度的分析与求取入手,对典型的地层破裂压力预测方法进行了综合评价研究。
It is shown that the interval tension fracture would occur repeatedly under large axial compression stress, which forms the layered failure.
研究结果表明,在很大的轴向水平压力作用下,介质会产生间隔的拉伸裂缝,形成分层断裂现象。
Moderate water injection at low injection-production ratio should be implemented with restriction of injection strength of the fractured interval and reducing the probability of fracture opening.
采用低注采比政策,实施温和注水,限制压裂层注水强度,降低裂缝开启的几率;
To certain extent, therefore, the thickness of the oil-bearing interval as well as the volume and permeability of the fracture porosity are also influenced by principal curvatures.
因而油层厚度及与之有关的裂缝孔隙体积和渗透率也在一定程度上受到构造面主曲率的影响。
According to structural mechanics of cyclic fracturing length and the cyclic weighting interval for the rock beam fracture, Mechanical models and the motion equation are established.
根据岩梁周期裂断步距与周期来压步距的力学结构,建立了各自的力学模型,推导其运动方程。
According to structural mechanics of cyclic fracturing length and the cyclic weighting interval for the rock beam fracture, Mechanical models and the motion equation are established.
根据岩梁周期裂断步距与周期来压步距的力学结构,建立了各自的力学模型,推导其运动方程。
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