After each stage of the etching process a fixed depth of this is dissolved away, exposing a different part of the circuit to the etching chemicals.
在蚀刻技术的每个阶段,固定高度的阻材料层会消失,暴露出不同部分的电路进行化学物质的侵蚀。
If, once in the developing after etching, anti etch removal is not clean, can cause a short-circuit defect.
如果,一旦于显影后蚀刻前,出现抗蚀刻剂去除不净,会导致短路缺陷的发生。
Objective:To investigate the appearance of enamel on the cross section of tooth after etched with 37% phosphoric acid for different etching time .
目的:观察用37%磷酸凝胶以不同酸蚀时间处理后的牙釉质在牙齿横断面上的形态改变。
Plenty of oxidation etching pits are found on the surface of the specimen after the thermal fatigue test, and the surface principal crack is prone to propagate through these etching pits.
实验结果发现,试样表面出现大量的氧化腐蚀坑,表面主裂纹优先通过这些腐蚀坑扩展。
After etching the surface of GaAs chip could be smooth and the isolation grooves have little edges, which can completely meet the requirements of device design.
腐蚀后芯片表面平整度、侧蚀等指标初步达到器件设计的要求。
The shape, distribution and density of etch pits on the (101) face was observed by metalloscope after chemical etching.
单晶,通过化学腐蚀和金相显微镜研究了(101)晶面蚀坑的形貌、分布特征及其密度的大小。
After dealing with the package, such as galvanized anti-corrosion of stone cage net is different from other kinds of retaining wall, because it is generally not by chemical etching.
经过包塑、镀锌等防腐处理后的石笼网不同于其他挡土墙,因为它一般不受到化学腐蚀。
Photoluminescence (PL) measurements show that, the photoluminescence intensity of the quantum Wells is enhanced about 3 times after dry etching.
通过光致发光(PL)特性表征发现,干法刻蚀后量子阱光致发光强度较未刻蚀量子阱光致发光强度提高了近3倍。
The edges of the grooves after etching are plane and smooth. The depth and width of the grooves can solve the interference problem induced by the injection current between the adjacent pixels.
腐蚀后的上隔离沟槽边缘平整,其深度和宽度可以解决注入电流在相邻像素之间产生的干扰问题。
Try not to touch the surface of the copper after etching either or you'll get oils on it and it will be hard to solder.
尽量不要接触表面的铜蚀刻后,一方或您获得的将油就资讯科技及将难以焊料。
According to the process condition and surface appearance of aluminium alloy after alkaline etching, etching solution was maintained. The common failure and trouble shooting were presented.
根据铝合金碱蚀工艺条件和铝材碱蚀后的表面状况,对碱蚀槽的槽液进行维护,提出了碱蚀常见故障和排除方法。
The surfaces of the sample are decontaminated effectively first by chemical etching and then by heating directly in a stream of oxygen after placing sample on loading arm.
先经化学腐蚀再在试样臂上用纯氧加热可以有效地消除试样的表面沾污。
Good surface appearance after EDM process which the etching process can be replaced.
经处理后的表面非常良好,可取代蚀花加工。
Methods: To treat teeth with fluoride treatments before or after etching.
方法:在酸蚀前后分别用氟化泡沫对牙釉质进行氟化处理。
A method to study the sacrificial layer etching in nanometer is proposed after lots of experiments.
通过大量的实验研究,建立了一套纳米量级牺牲层腐蚀行为的实验研究方法。
Conclusion: Fluoride treatments can reduce the incidence rate of enamel opaque spot after orthodontic etching.
结论:氟化处理可降低口腔固定正畸患者釉白斑的发生率。
Surface damage caused by cutting on Si, InSb, HgCdTe has been studied by Reflection High Energy Electron Diffraction (RHEED) after step-etching the samples.
利用高能反射电子衍射技术(RHEED),研究了硅、锑化铟、碲镉汞样品逐次化学腐蚀后的切割表面损伤。
Objective: To prevent enamel opaque spot after orthodontic etching.
目的:预防口腔固定正畸酸蚀牙釉白斑的发生。
In 1978, I used my first wood-cutting knife in Hangzhou, China. In 2002, my last etching plate was accidentally discarded after two trial impressions in Portland, Oregon.
1978年在中国杭州第一次拿到木刻刀,2002年在美国波特兰丢了仅仅打了样的最后一块铜版,做了二十五年版画。
The distribution of residual stress along depth gained through layer-by-layer measuring method after chemical etching is in line with that measured by multi-wavelength method.
化学蚀刻后逐层测试所得应力沿深度分布与用多波长法测试结果趋势一致,大小略有差异。
Even when the surface was coated with Penicillium digitatum (citrus green mold) before and after laser-etching, the result was the same.
即使在打标前后在水果表明涂上一层盘尼西林,结果仍然一样。
The crystallinity and crystal grains reduced slightly after ultrasonic etching.
这种处理会使纤维的结晶度和晶粒尺寸均小幅下降;
The crystallinity and crystal grains reduced slightly after ultrasonic etching.
这种处理会使纤维的结晶度和晶粒尺寸均小幅下降;
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