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The effect of δ-doping in n-type layers on crystal performance of GaN epitaxial films on Si substrates was studied by ω-scan of different crystal planes with X-ray diffraction method.

用X射线衍射方法通过不同晶面的ω扫描测试，分析了Si衬底GaN蓝光LED外延膜中n-型层δ掺杂Si处理对外延膜结晶性能的影响。

So we should choose substrates with larger area of cutting plane with the prerequisite that we can get steady s-BLM.

在能得到稳定的双层类脂膜的前提下，制备时应尽量选择端面面积较大的金属基底。

Objective To investigate the influence of the thickness of opaque-dentine porcelain on the composite color of opaque dentine and infiltrated alumina substrates complex.

目的：研究VidadurAlpha饰瓷中不透明牙本质瓷的厚度对In-Ceram渗透铝瓷复合颜色的影响。

The deoxygenation and reduction of some organic substrates with samarium diiodide were investigated.

本文研究了二碘化钐对一些有机化合物的脱氧反应，以及它在醇存在下对α-卤代酮、偶氮苯和苯醌的还原反应。

We previously showed that lymphoblastoid cells grown in the presence of an indirect methyltransferase inhibitor, adenosine dialdehyde, accumulated high level of hypomethylated protein substrates.

我们先前的资料显示将淋巴母细胞养在含AdOx (一种间接的甲基转移抑制剂)的培养基中，可获得大量低甲基化的受质。

Diamond films for field emission are prepared heterogeneously on (100)-oriented Si substrates in hot filament chemical vapor deposition process,raw materials are a gas mixture of methane and hydrogen,and substrate temperature is lower than 800℃.

以甲烷和氢气的混合气体为原料，用热丝化学汽相淀积法，在(100)硅衬底上800℃温度时异质生长出适合场发射的金刚石薄膜。

4622 Have reviewed the use of diazonium salts as substrates in cross-coupling reactions.

2006年，106、622已检讨为衬底，在使用重氮盐偶联反应。

The authors have shown that diazonium salts are attractive substrates for Heck couplings, in particular.

作者显示为啥米重氮盐偶合基板有吸引力，尤其。

Diazonium Salts as Substrates in Palladium-Catalyzed Cross-Coupling Reactions.

重氮盐类为衬底在钯催化交叉偶联反应。

Both products then serve as DICER substrates, initiating the RdRP chain reaction.

所有的产物又可作为Dicer的底物，起始RdRP级联反应。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。