The higher the chamber pressurization is, the greater the velocity of the burning gas flowing into the crack, the higher the pressure in the crack, and the sooner the crack fractures.
结果表明，燃烧室升压梯度对裂纹腔内对流燃烧流场、以及裂纹的开裂时间和开裂方式都有很大影响。
The fibers allow the concrete to bend and crack in narrow hair-width fractures rather than gaping splits.
纤维可以使混凝土弯曲并出现头发丝细的裂纹，而不是直接裂出口子。
Fractures in the rich gas transportation pipeline was analyzed based on a crack propagation pipeline model for rich gas transmission.
为了研究富气输送对管道动态断裂的影响，建立了富气输送裂纹动态扩展管道模型。
The control that accidents and fractures of crack nucleation, propagation and washout in drill pipes are importance steps to keep drill pipes safe run.
钻柱裂纹成核、扩展、刺漏等事故及断裂的控制是确保钻杆在钻井中运行安全的重要措施。
During the fatigue process, the formation of the main crack expends most of the whole fatigue life, and once the main crack forms, the crack propagates rapidly and fractures immediately.
疲劳过程中主裂纹的形成消耗了大部分的疲劳寿命，一旦主裂纹形成就快速扩展瞬间断裂。
Crack spreading area and transient breaking are observed, typical fatigue striations, fatigue steps and secondary cracks are observed on some of the fractures.
微观上在少数油管断口中观察到了典型的疲劳辉纹，在很多断口上观察到了疲劳台阶和二次裂纹。
Crack spreading area and transient breaking are observed, typical fatigue striations, fatigue steps and secondary cracks are observed on some of the fractures.
微观上在少数油管断口中观察到了典型的疲劳辉纹，在很多断口上观察到了疲劳台阶和二次裂纹。
应用推荐