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- hydrogen induced damage 氢致损伤
- The behaviour of Hydrogen Induced Cracking (HIC) was investigated into five kinds of material in NACE solution. 研究了五种材料在NACE溶液中的氢致开裂(HIC)行为。
- For ultra-hlgh strength steels after the closure of the hydrogen induced delay- ed plastic deformation zones,the SCC were nucleated at their tips. 对强度较低的钢,随滞后塑性变形的发展,应力腐蚀裂纹沿着滞后塑性区边界向前扩展。
- Density of states diagrams for Ti_(17) show a hydrogen induced band at approxi-matel 6.5.ev below the Fermi level in agreement with photoemission results. ti_(17)的态密度图表明;由氢而产生的带位于Fcrmi 能级下约6.;5ev 处;光电子发射的结果是定性相符的
- It is found that graphitization induced instability of the crystal lattice is the main reason for laser induced damage. 分析了不同激光工作参数对金刚石薄膜的激光损伤机理,认为石墨化导致晶格失稳是金刚石薄膜激光损伤的主要原因。
- The real-time results from laser induced damage to samples using photothermal deflection technique support this model. 文中对样品激光损伤的光热偏转实时观察结果支持了这一模型。
- The mechanism of hydrogen induced delayed crack in EBW of Ti55 alloy is the diffusion of hydrogen up a stress gradinent to form hydride TiH 2 which precipitates at the crack tip. 裂纹尖端应力场诱导氢原子扩散导致氢化物TiH2 析出是Ti5 5合金电子束焊缝氢致延迟裂纹扩展的主要机制
- By chemical composition analysis,hardness test,metallographic examination and cracks analysis,the results indicate that the failure mechanism is hydrogen induced cracks (HIC). 通过化学成分分析、硬度测试、金相检验与裂纹分析,结果表明断裂失效机理为氢致开裂。
- Abstract Corrosion resistance play an important role in the reliability of pipeline steels, and HIC (Hydrogen Induced Cracking) is one of failure forms for pipeline. 摘要 耐蚀性是影响管道可靠性的重要因素,其中氢致裂纹是管道的失效形式之一。
- Conclusion Taurine could protect myocardium from exhaustive exercises induced damage by inhabiting hypermetabolism of thyroid hormone. 结论牛磺酸对力竭运动时大鼠心肌甲状腺激素代谢的良好影响是牛磺酸抗力竭运动后大鼠心肌损伤的又一原因。
- The hydrogen induced cracking (HIC) of X70 pipeline steel was studied in H2SO4 solutions with different concentrations by means of electrochemical charging. 采用电化学充氢的方法研究了X70管线钢在不同浓度硫酸溶液中的氢致开裂(HIC)行为。
- The radiation induced damage of kidney, brain and salivary glands is an important compli-cating disease after limit radiotherapy. 放疗诱发的肾、脑、唾液腺等正常组织损伤,是肿瘤限量照射后的主要并发症。
- The failure tube was analyzed. The results show that fracture was caused by hydrogen induced cracking initiated at brittle inclusion in the surface, though the sulphur content was only 0.003 wt %. 通过对开裂的渣油加氢冷高压分底排污水管线大小头的综合分析;结果表明在高硫化氢含量、高压力下;即使碳钢的含硫量达0.;003%25(质量分数);也可以由脆夹杂物引起氢致开裂
- According to analysis above mentioned, the failure potentiality of natural gas filter separator surely exists though no hydrogen induced cracking (HIC) had been found in the specimen. 根据以上分析结果,在对壳体材料的研究中虽然没有发现氢致裂纹等失效行为发生,但是仍然存在这种失效的潜在可能性。
- Objective:To observe the therapeutical effects of sodium heparinate ointment, 50%magnesium sulfate and hyaluronidase on dopamine induced damage of the rat vein and the tissues around it. 目的:笔者观察了肝素钠软膏、50%25硫酸镁、透明质酸酶对多巴胺诱发兔静脉及其周围组织损伤的治疗作用。
- Low speed impact tests for inducing damage are conducted on NEPE (Nitrate Ester Plastized Polyether) by using the large-scale drop weight apparatus. 以大型落锤为加载手段,对高能NEPE推进剂试样产生损伤。
- Among the various hydrogen leak detection methods,the way to detect hydrogen with hydrogen inducing color change materials shows its intrinsic safety property. 在众多的氢气泄漏检测方法中,光学色敏示氢检漏法显示出其本质安全的特点。
- Water contains hydrogen and oxygen. 水含有氢和氧。
- FRACTAL MODEL OF HYDROGEN INDUCED CRACKING 氢致裂纹扩展的分形模型
- We are one who induces damage to be done.It is necessary to speak and criticize straightly, like this.We usually blame others but never blame ourselves. 我们正是那个麻烦制造者,但我们通常都会责怪他人而不会反求诸己,因此我不得不这样挑明著说与直接批判。