crack arrest
常见例句
- A crack-arrest principle and rate-based criterion for preventing gas and petroleum pipes from low stress fracture are presented.
介绍了避免油、气集输管道低应力断裂扩展的上裂原理与速度判据。 - Using theory of electromagnetic heat effect, the possibility of crack arrest in highspeed steel under super-intention pulses electric current was studied.
通过算例,描述了电流密度因子在裂尖附近的分布规律,为电磁热效应裂纹止裂方法的应用打下了理论基础。 - Crack arrest was executed around the quenching crack tip inside the metal die of T10 steel through pulse current discharge with the new super-density pulse current generator model ZL-2 self designed.
自主设计了改进型ZL - 2超强脉冲电流发生装置,采用它对T1 0 金属模具钢中裂纹进行脉冲放电止裂。 - "He's giving Marion Barry a run for his money, " Wiseman said, referring to the 1990 arrest of then-Washington Mayor Marion Barry, who was videotaped smoking crack cocaine in a hotel room during an FBI sting operation.
NPR: Toronto Mayor Won Post On Conservative Discontent 返回 crack arrest