查询词典 microcrack

Therefore, it is important to discover the existence of the microcrack in time before the marine accidents occur.

因此，在发生海损事故前，及时发现各构件存在的微裂纹是十分重要的。

It is put forward that microcrack in the material is the major reason for breaking.

提出材料表面的微裂纹是材料脆性断裂的根本原因。

In this study,the behaviors of deformation,microcrack initiation and short crack growth were investigated for 15MnVN steel.

对循环载荷作用下 15MnVN钢的显微组织变形、微观裂纹的萌生和短裂纹扩展过程进行了研究。

SEM results showed that, microcrack induction ability of these materials was markness.

SEM结果表明，纳米材料都有显著的诱发银纹的能力。

This may be attributed to the presence of microcrack induced by thermal expansion anisotropy of BN.

在BN基料中引入不超过20％锆刚玉莫来石时，材料仍保持其优良的抗热震性。

A nonequilibrium statistical description of microcrack growth dynamic process has been given.

二、建立了微裂纹长大动力学过程的非平衡统计描述。

In order to understand the mechanism of the final stage of spallation deeply, we carried out computer simulations of the damage evolution of two-dimensional microcrack system.

为了深入研究层裂损伤后期的破坏机理，在实验研究和理论分析的基础上，进行了二维微裂纹系统损伤演化的计算机模拟。

The breakage of particle is because of the development of the microcrack, which is caused by particle impact velocity and generalized size strength.

颗粒气流冲击破坏是由于其内部微裂纹的产生和繁衍所致，而微裂纹的产生和繁衍是其冲击速度和广义尺寸强度直接作用的结果。

A differential equation describing this stochastic process is derived, and a statistical distribution function of microcrack size is obtained.

本文导出了描述这种随机过程的微分方程，利用微裂缝形成长大的位错机理，解出了微裂缝大小的统计分布函数。

A dissipative dynamic model of microcrack evolution is presented on base of a physical mechanism of growth-initiation-growth.

基于生长—触发—生长的物理机制，提出了一种耗散型微裂纹演化的动力学模型。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。