The boron-doping technology and metallurgical micro-structure of die steel are discussed from the angle of its resistance to repeated shock compression.
结果指出：模具钢渗硼层在多次冲击压缩载荷下发生一定的塑性变形。
On the way home, I joined a small crowd outside a TV shop, looking in awe and shock at the repeated clips of the towers coming down.
在回家的路上，我加入了在电视前的一群人，充满敬畏和惊讶，一次次看着双子塔倒塌的一幕。
Objective: to find a method to replace venesection, to help severely burned patients tie over shock stage and to relieve pains ceased by repeated venipuncture.
摘要目的：为重度烧伤病人渡过休克关争取有效时间，减少反复外周浅静脉穿刺的疼痛，取代传统静脉切开。
This paper also presents a reduction factor of strength required for checking shock strength based on the test results of embedded elements under low period repeated loading.
文章还根据预埋件在低周反复荷载作用下的试验结果，提出了在进行抗震强度验算时所需的强度折减系数。
On a car without shock absorbers, the repeated up-and-down movement of the springs and wheels would produce a very rough ride.
汽车不装减震器，弹性元件和车轮反反复复的上下运动会使汽车颠簸的非常厉害。
The thermal shock failure of ceramic coating is essentially the fatigue failure induced by cyclic thermal stress during repeated heating and cooling.
陶瓷涂层的热震失效是由于涂层在循环加热和冷却过程中，涂层内产生循环热应力，导致涂层发生热疲劳失效。
Objective: To observe the behavior and cardiovascular effects of repeated electric foot-shock combined with noise in rats of different stress cycles;
目的：观察不同周期足底电击结合噪音刺激对大鼠行为及心血管的影响；
Objective: To observe the behavior and cardiovascular effects of repeated electric foot-shock combined with noise in rats of different stress cycles;
目的：观察不同周期足底电击结合噪音刺激对大鼠行为及心血管的影响；
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