Etch defects of Nd_s La_ (1-x) PP have been observed by Etch method.
用腐蚀法观察了五磷酸镧钕晶体的腐蚀缺陷。
Constancy of chemical etch rate method was modified so as to reduce the influencing factors such as temperature and concentration of HF acid. The efficiency and accuracy are improved.
基于差动原理对HF酸恒定化学蚀刻速率法进行改进，以降低环境(温度、HF酸浓度等)变化对测量结果的影响，从而提高测量效率和测量准确性。
A novel method for measuring the anisotropic etch rate distributions of Si is described.
介绍了一种测定硅各向异性腐蚀速率分布的新方法。
Uniform etching allows for an efficient method of reducing a critical dimension of an electrically active structure by simple isotropic etch.
均匀的蚀刻允许通过简单的各向同性蚀刻来减小电活性构件的临界尺寸的有效方法。
The principle and method to improve the diffraction efficiency of relief holographic gratings by plasma etch is presented in this paper.
本文提出了用等离子体蚀刻法提高浮雕全息光栅衍射效率的原理和方法。
A large-area nanopillar fabrication method by nanoparticle monolayer as an etch mask is displayed, which can be used in kinds of nano film fabrication .
最后，本文提供了一种简单、方便、有效且直径可控的，在硅基底上大面积形成纳米点阵或纳米柱阵列的纳米加工方法。
The method also includes terminating main etch step when a predefined etch depth of at least 70 percent of thickness into silicon layer is achieved.
当达到对所述硅层的预先设定的蚀刻深度时，终止所述主蚀刻步骤，所述预先设定的蚀刻深度是所述硅层厚度的至少70％；
Compared with the prior art, the method for detecting whether etch holes appear on the aluminum anode oxide diaphragm or not has the advantages of low cost and simple and easy operation.
与现有技术相比，本发明的检测铝阳极氧化皮膜出现疮孔的方法成本低廉且操作简易。
Compared with the prior art, the method for detecting whether etch holes appear on the aluminum anode oxide diaphragm or not has the advantages of low cost and simple and easy operation.
与现有技术相比，本发明的检测铝阳极氧化皮膜出现疮孔的方法成本低廉且操作简易。
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