激光材料

The laser strengthening technology is an effective means to improve the abrasiveness of the metals.

激光强化技术是有效改变金属材料耐磨性的一种手段，对于半钢材质来说，只要选择的加工工艺参数合理，就可以获得理想的淬硬层组织。

The causes for its formation can be attributed to the periodic oscillation of growth rate in the vicinity of absolute stability velocity.

Mn二元合金，镍基合金(Ni-12.9W-7.2Cr-5.2Co-3.6Al-1.4Ti)和1Cr18Ni9Ti不锈钢三种材料在激光快速凝固下的组织形成与转化规律，得到了如下主要结论： 1。

Lumped method for the measurement of laser absorptance of materials.

利用集总参数法测量材料对激光的吸收率。

Study on laser absorptivity of metal material.

金属材料的激光吸收率研究。

So it is necessary to determine the laser absorptivity of ductile iron.

因此，确定球墨铸铁材料对激光的吸收率十分必要。

Determination of laser absorptivity of metal by numerical calculation technique and trial-and-error method .

用数值计算技术和试错法确定金属材料表面对激光的吸收率。

I plant the radiator using current advanced welding technology, in the process do not change the steel structure, the connection point of the solder joints using ultrasonic non-automatic laser welding, weld contact surface so that greater and more uniform, and no welding slag, to ensure welding safety, strengthened the combination of the Department of Welded Joints of alkali and acid mist erosion of professional skills, enhanced anti-corrosion products, while research and development of new technologies, new materials for new product development.

我厂散热器采用当前先进的焊接工艺，在加工过程中不改变钢的结构，连接点采用超声波无焊点的自动激光焊接，使焊缝接触面更大，更均匀，且无焊渣，确保了焊接的安全性，加强了焊口结合部的耐碱和酸薄雾侵蚀等专业技术，增强了产品的防腐蚀性能，同时不断的研发新技术，新材料用于新产品的开发。

All the compositions satisfy the same electron concentration $e/a$=1.5 and average atomic radius 0.1496 nm as those of the Zr$_{60}$Al$_{20}$Ni$_{20}$ bulk metallic glasses.

根据等电子浓度和等原子尺寸判据设计了四种Zr--Ti--Al--Ni系合金，并用激光诱导燃烧合成的方法制备了材料。

The average propagation velocity of the laser-induced shock wave in stainless steel was 5.72×10^3m/s.

激光冲击波在不锈钢材料中的平均传播速度为5.72×10^3m/s，与声波纵波的传播速度一致。

Damage of optical materials induced by SBS process under biharmonic laser irradiation.

双谐激光场作用下SBS过程诱导的光学材料破坏；。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新