1) crack initiation angle β_0
起裂角β_0
2) initiation angle
起裂角
1.
For mixed mode crack, it is key to determine its initiation angle and critical load.
实际工程中,脆性材料中的裂纹多处于复合型受力状态,因此,确定脆性材料中的复合型裂纹起裂角和临界荷载有着重要的理论意义和实用价值。
3) refracturing initiation angle
裂缝起裂角
4) initiation angle of wing crack
翼裂纹起裂角
5) initiation
[英][ɪ,nɪʃi'eɪʃn] [美][ɪ'nɪʃɪ'eʃən]
起裂
1.
Based on the results, the maximum stress intensity criteria of fracture initiation and propagation is established.
本文建立了射孔孔眼的有限元几何模型,应用ANSYS软件对射孔孔眼的应力强度场进行了计算;在此基础上提出了裂缝起裂与延伸的最大应力强度准则。
6) fracture initiation
裂缝起裂
1.
Model of fracture initiation of the refracturing deep wells
深井重复压裂裂缝起裂模型
2.
The fracture initiation of fractured ERW differ from those of the vertical and the conventional directional wells, the initiation mode is not only relative to the well trajectory (deviation and azimuth angle) but also the in-situ stress azimuth.
大位移井水力压裂裂缝起裂与直井、普通定向井有显著差别 ,其起裂模式不仅与井眼轨迹 (井斜角、方位角等 )有关 ,而且还与地应力方位密切相关。
3.
The mathematical model of the fracture initiation pressure is established,and according to the solution of the model,the conclusions can be drawn that if wellbore azimuth angle is different,the effects of vertical principal stress and minimum horizont.
水平井压裂可以有效提高低渗透油气藏水平井的采油速度和最终采收率,裂缝起裂和裂缝延伸规律是水平井压裂的关键问题之一。
补充资料：裂裂
1.象声词。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条