2) Impact fracture
冲击断裂
1.
In this article, the morphological structures of Izod impact fractured surfaces of several gun propellants are studied.
本文还就如何改善硝胺和硝基胍发射药的冲击断裂性能提出了一些建议。
3) impact fracture
冲击断口
1.
The effect of solution and tempering temperature on the Charpy V impact energy AKV and HRC of ultra-high strength steel 23Co14Ni12Cr3Mo was studied,impact fracture surfaces were observed by SEM,and the undissolved carbide was analyzed by TEM.
研究了不同固溶及回火温度对高Co-Ni超高强度钢23Co14Ni12Cr3Mo的Charpy V型缺口试样冲击功AKV和硬度HRC的影响,并用扫描电镜观察分析不同处理状态下的冲击断口形貌,用透射电镜对未溶碳化物进行了分析。
2.
In each stage,the impact energy was tested at different temperature,and then the metallurgical structure,leaf metal,replica carbon film and impact fracture were detected by using optical microscope,TEM and SEM.
在各个阶段的研究过程中,首先测定其不同温度下的冲击吸收功,并利用光学显微镜、透射电镜(TEM)、扫描电镜(SEM)对某些试样的金相组织、金属薄片和萃取复型碳膜、冲击断口进行观察研究。
3.
The effects of solidification in water glass sand and stainless steel mold on microstructure,mechanical properties and impact fracture of Fe-28Al-5Cr-0.
结果表明:采用不锈钢金属型冷却,可以细化合金的铸态组织;在其他工艺相同的条件下,合金的抗拉强度提高了29MPa,硬度有所增加,伸长率稍有下降;合金的冲击断口由沿晶断裂向沿晶+穿晶混合型断裂转变。
4) impact fracture surface
冲击断面
5) lightning-caused breaking
雷击断线
1.
Application of arrester against lightning-caused breaking of insulated conductors on 10 kV overhead distribution lines;
采用避雷器防止10kV架空绝缘导线雷击断线
2.
Theories and some main protection methods of lightning-caused breaking of insulation-covered conductors in 10 kV overhead distribution networks were introduced.
介绍了10 kV架空绝缘导线雷击断线机理及现有的一些主要防治方法,提出了一种新型10 kV架空绝缘导线防雷击断线装置——防雷金具的主要设计思想、结构和技术要求。
3.
Firstly,the theories and some main protection methods of lightning-caused breaking of covered conductors in 10kV distribution networks are introduced.
首先介绍了10 kV架空绝缘导线雷击断线机理及现有的一些主要防治方法。
6) OPGW
雷击断股
1.
Recently,broken strands of OPGW occurred after lightning stroke on some high voltage power lines.
近来高压线路发生一些光纤复合架空地线雷击断股现象,为此进行了全国25个省和五大城市OPGW运行状态的初步调查。
补充资料：击断
1.打断。 2.专断;决断。 3.果敢坚决。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条