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- The etch pit density of SI-GaAs crystals can reach the order of 10~2/cm~2.There is no microprecipitate of indium in the crystals. 晶体中位错腐蚀坑密度达到约10~2/cm~2数量.;晶体中没有观察到铟的微沉淀物
- Lithographic printing aluminum plate was systematically ac electrograined to investigate the nucleation and growth of the etch pit and the formation of the etch film. 摘要本研究针对平版印刷用铝板进行一系列交流电解粗化，藉以瞭解蚀孔衍生成长机构与腐蚀膜的生长机制。
- 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.
- Some etch pits were observed on {100} face of the most diamond crystals which are synthesized with sulfur-added Fe-Ni, while no etch pit in the diamond synthesized without sulfur additive. 在大多数用含添加剂硫的铁镍触媒合成的金刚石的{100}山面，有熔坑出现，而用铁镍触媒合成的金刚石没有这种现象；
- The relationship between dislocation etch pits and refractive index inhomogeneity in BBO crystal is reported in this paper. 本文报道了BBO晶体中位错密度对光学均匀性的影响。
- 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
- By comparing with the results obtained from etch pits technique,the measurements of the dislocation densi-ty of the diamond crystal have been made by ECP technique of SEM. 本文应用扫描电镜的ECP技术对人造金刚石晶体表面的位错密度，进行了实验分析，并同位错蚀坑分析技术的测量结果进行了比较。
- Method of measurement of etch pit density of germanium crystal 锗晶体浸蚀点密度的测定方法
- Test Method for Shallow Etch Pit Detection on Silicon Wafers 探测硅片表面浅蚀坑的测试方法
- Germanium monocrystal; Inspection of dislocation etch pit density 锗单晶位错腐蚀坑密度测量方法
- The children were playing in the sand pit. 孩子们在沙坑中玩耍。
- Many coal-miners were imprisoned in a pit accident. 在一次塌方事故中，许多矿工被压在了井下。
- The managers want to pit the champion against John. 经理人想让冠军与约翰比赛。
- The managers want to pit the champion against an unknown. 经理们想让冠军与一名未成名的选手比赛。
- A hole or pit, especially one in a road surface. 坑洞尤指路面上的涡穴或坑洞
- Effects of Different Heat Treatments of Etch Pit Formation Due to Chemical Millng on LY12 Al Alloy Plates 不同热处理制度对LY12铝合金厚板化铣腐蚀坑的影响
- Keywords BBO crystal;chemical etch;etch pit density（EPD）;refractive index inhomogeneity; BBO晶体;化学腐蚀;蚀坑密度;光学均匀性;
- The size of etched pits fined with increasing frequency in AC-etching.When the temperature of etchant increased, the frequency that performed excellent capacitance must be raised. 在低压电蚀方面，若电蚀频率愈高，所形成之腐蚀孔洞愈小，而当温度增加时，要达到最佳静电容量之频率也必须跟著升高。
- Keywords ECP technique Etch pit technique Dislocation density Synthetic diamond Intrinsic contrast; ECP技术;蚀坑技术;位错密度;人造金刚石;本征衬度;
- It must have taken a lot of time to etch that. 蚀刻这个图案一定花了不少时间。
