The correlation between corrosion pit with equivalent initial surface crack;
老龄结构分析中腐蚀坑与等效裂纹间的量化关系
Single edge notch tension(SENT) specimens with 100～300mm diameter corrosion pit prefabricated at the root of the notch were used to investigate the behavior of corrosion fatigue small-crack of 2024-T62 high strength aluminum alloys.
小裂纹试验采用单边缺口拉伸试样(SENT),在试样半圆形缺口根部预制直径大小为100～300μm的单腐蚀坑,然后在3。
The corrosion pits on the blade surface contributed to such failure as an additive factor.
叶片表面的腐蚀坑是其疲劳断裂的另一促进因素。
The etch pits of dislocations were revealed on the r-plane (1102) sapphire by using a melted KOH as etchants.
本文描述使用温梯法(TGT)生长(1102)方向的白宝石单晶,应用X射线双晶摇摆曲线(XRC)测定了晶体内部的完整性,再利用KOH熔体腐蚀出样品的r面(1102)上的位错蚀坑,借助扫描电子显微镜(SEM)进行观察,发现r面白宝石的位错腐蚀坑呈等腰三角形,并且有台阶状结构,并分析了位错的成因。
The morphologies and arrangement of dislocation etch pits in surface of the samples are observed carefully,and the average densities of dislocation etch pits in surface of as grown samples and in annealed samples are also measured.
本文报道了用化学腐蚀法对掺质浓度不同和掺质种类不同的ＹＡＧ晶体样品进行的腐蚀，详细地观察了样品表面的腐蚀坑形貌，尤其是位错腐蚀坑的形貌和分布，测量了原生态和相应的退火样品上位错腐蚀坑的平均密度。
The morphology and density distribution of etch pits formed by Schaake and Chen etchants on the {111} B face of HgCdTe liquid phase epitaxy films are studied.
通过对Schaake和Chen腐蚀剂在HgCdTe外延材料(111)B面腐蚀坑特性的研究,揭示了HgCdTe液相外延材料中的缺陷特征及其密度分布规律。
In 1995,a big corrosion pit was found in the upper spherical head of the urea reactor for the leaking of the corrosive solution through the liner,this situation happened in other factories as well.
运用有限元方法研究某厂尿素合成塔上封头腐蚀凹坑的弹性应力分布与应力集中系数 ,并用分析设计方法对直径 5 40mm、深度 4 5mm的球缺形凹坑进行了强度校核 ,其结果是安全
A straight pipe in piping system with orifice is simulated using ABAQUS,on the assumption that a corroded pit is in front of orifice,and the stress response of the corroded pit is obtained sequentially.
研究了节流孔板引起的压差对含腐蚀坑点的管道系统的影响。
Germanium monocrystal--Inspection of dislocation etch pit density
GB/T5252-1985锗单晶位错腐蚀坑密度测量方法
Study on the Application of Extremum Statistical Method to Corrosion Pit Depth of Buried Pipeline
极值理论应用于埋地管道土壤腐蚀坑深研究
THE CAUSATION OF THE ERODED PITS OF NUCLEON-TRACKS IN MICA CONTAINED IN NATURAL GRANITE
天然花岗岩夹杂云母中核径迹腐蚀坑成因探讨
However,the pure edge dislocation is easily etched along the dislocation line,inducing an etch pit of inverted hexagonal pyramid aligned with the surface step.
纯刃位错易于沿位错线被腐蚀,因而其腐蚀坑是沿着表面阶梯分布的尖底倒六棱椎.
Corrosion Pit Depth Prediction Model of Nuclear Power Pipeline Using Fractal Theory
基于分形理论的核动力管道腐蚀坑深度预测模型研究
Two-dimension model of macro battery corrosion pits of steel bar and its fracture performance
钢筋宏电池腐蚀锈坑的二维模型及其断裂性能
Standard method for showing and measuring dislocation etch pits in indium antimonide single crystal
GB/T11297.6-1989锑化铟单晶位错蚀坑的腐蚀显示及测量方法
thermal etching
热腐蚀;热浸蚀;热力学侵蚀;热蚀;热蚀法
corrosion allowance
腐蚀余度;腐蚀余量;腐蚀裕度;允许腐蚀度;允许磨蚀度
The corrosive action of acid upon an etcher's metal plate.
腐蚀蚀刻器的金属盘上的酸腐蚀
corrosion resistant stee
抗腐蚀钢, 耐蚀钢, 不锈钢
To expose(rock strata)by erosion.
剥蚀因腐蚀而露出（石层）
Study on Submarine Pipeline Corrosion Detection and Corrosion Prediction;
海底管线腐蚀检测与腐蚀预测的研究
Corrosion Performance of the Seawater Corrosion Resistance Steel Q345C-NHY3 with Protective Coatings
Q345C-NHY3耐海水腐蚀钢的涂装腐蚀行为
Mechanism of Corrosion Resistence of GFRP and Its Experimental Model
GFRP腐蚀性能演变规律及腐蚀经验模型
Experimental Methods and Equipment Corrosion in Wet H_2S Environment
H_2S腐蚀的试验方法及设备腐蚀
Naphthenic Acid Corrosion Mechanisms and anti-Corrosion Measures
原油中环烷酸腐蚀机理及防腐蚀措施
Resist: A coating used to inhibit the action of the acid when etching a printing plate.
抗蚀膜:当腐蚀印版进，用来防止酸的腐蚀的涂层。
