repeated impact

A study on the a-N curve and the resistance to repeated impact in the repeated impact test

多冲方法中的A&N曲线和多冲抗力研究

It is found that, on repeated impact force, the various of failure mode of the components include the surface crackle, surface plastic deformation, corrosive pitting and coat collapse, etc.

发现在反复多次冲击碰撞力作用下，覆层零件表现出表面裂纹、表面塑性变形、表面点蚀和覆层崩落等多种失效形式。

Tempering treatment resulted in formation of tempered martensite and the spalling resistance under repeated strong impact abrasion working conditions was largely improved.

在反复强力冲击工况条件下，回火得到回火马氏体，抗冲击剥落能力大为增加。

Reliability Life Test Analysis of Laser Coating Parts under Repeated Impact Loads

激光涂层零件的疲劳撞击可靠性寿命试验分析

Low stress repeated impact load is ubiquitous in engineering.

低应力多冲载荷是工程中比较多见的载荷。

After repeated impact, there are obvious destruct phenomenon of grain boundary and the broken phenomenon of grain;

冲击后晶界有明显的破坏现象，晶粒碎化显著；

The closed type cover die is working in repeated impact, cold and hot alternation and high pressure friction situation. The die is easy to be crashed, including wearing, plastic deformation, hot cracking etc.

闭式套模在反复冲击、冷热交变、高压摩擦的情况下工作，比较容易产生磨损、塑性变形、热裂纹等损坏失效。

The development of new spinning systems and the further development of conventional processes call for repeated, accurate analysis of technological requirements and economic impact.

新纺纱系统的研制开发与传统纺纱工艺的进一步发展都需要对技术要求和经济效果进行反复准确的分析。

While repeated renditions of Jingle Bells may seem like an innocent attempt to raise customers' spirits during the nightmare of Christmas shopping, the songs also have a more subtle impact.

不断重复的《铃儿响叮当》（Jingle Bells）的旋律，貌似是给消费者在噩梦般的圣诞购物时提神使用的，实际上还有微妙的影响。

Repeated Impact Test and Failure Characteristic of Mechanical Components with Cladding Layer

金刚石表面金属化覆层零件多冲碰撞试验与失效特征

Analysis of Contact Damnification of Laser Coating under Repeated Impact Loading

多冲碰撞载荷下激光涂层的接触损伤分析

The repeated impact door on or off portal impact force is too large.

拍门反复撞击门座或关闭撞击力过大.

Invention of Hydraulic System for the New Type Repeated Impact Testing Machine

新型多冲碰撞试验机的油路控制系统研制

The results showed that the hardening depth influenced obviously on the repeated-impact-load-test.

结果表明,硬化层深度对多冲接触疲劳抗力有明显影响.