There are three procedures in LED production, namely epitaxial wafer, tube core and encapsulation.

1、

Single wafer silicon epitaxial CVD equipment has very good thickness a nd resistivity uniformity.

使用单片式外延炉生产的硅外延材料具有良好的厚度和电阻率均匀性.

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2、

Homogeneous , strained epitaxial SiGe films on silicon substrates were used.

在硅基板上使用了均匀、应变的外延SiGe薄膜.

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3、

It is shown that the epitaxial layers have flat interface of heterojunctions and good crystal quality.

结果表明外延层具有平坦的异质结界面和良好的晶体特性.

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4、

And a brief description of the development of epitaxial The number of shape Combination.

并简单描述数形结合发展的外延.

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5、

Epitaxial layers of InSb and InAs _ xSb _ ( 1-x ) on ( 111 ) InSb and ( 100 ) GaAs substrate have been grown by MBE technique.

在 ( 111 ) InSb和 ( 100 ) GaAs衬底上,用分子束外延技术生长了InSb和InAs_xSb_ ( 1-x ) 外延层.

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6、

Backwardness in high quality epitaxial wafer has limited greatly the development of Chinese LED industry.

高质量的外延片已经成为中国LED产业发展的主要制约环节.

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7、

The four-probe method is used on very thin samples such as epitaxial wafers and conductive coatings.

四探针法用在非常薄的样品,例如外延晶圆片和导电涂层上.

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8、

BaTiO 3 ( BTO ) ferroelectric thin films were deposited directly on Si ( 100 ) single crystal substrates with laser molecular beam epitaxy ( LMBE ).

利用激光分子束外延(LMBE ) 方法在Si ( 100 ) 基片上直接生长BaTiO3 ( BTO ) 铁电薄膜.

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9、

Impurity doped during epitaxy will diffuse in the epitaxial layer and even into the substrate.

在半导体器件制造的外延工艺中,外延生长时通常要掺入杂质.

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10、

The crystal growth by glow discharge sputterings and ion beam sputterings and thecrystal epitaxy are introduced.

介绍了气相中晶体生长的方法,如辉光放电溅射法和离子束溅射沉积法以及晶体外延生长的方法.

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11、

The environmental morals have their intension, the epitaxy and main content.

环境道德有其内涵、外延和主要内容.

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12、

Vitamins function as photoreceptor mechanism of retina, maintenance of integrity of epithelia, lysosome stability, glycoprotein synthesis.

它的作用有:视网膜光受体机制、护上皮细胞的完整性、酶体的稳定性、蛋白的合成等.

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13、

Epithelial tissue occurs most commonly in sheets.

上皮组织通常是层状结构.

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14、

Epithelial tissues carry out a variety of functions.

上皮组织执行各种各样的功能.

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15、

Seen here are epithelial in a peripheral pulmonary artery.

这里显示的是肺外周小动脉内的角化上皮.

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16、

Nothing but a great many epithelial cells was observed in the stain.

染片中只观察到有大量的上皮细胞.

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17、

These skin particles are groups of epithelial cells.

这些碎屑为皮膜细胞的集合体.

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18、

The main complication was edema of cornea epithelial and endothelial.

手术主要并发症是均匀的弥漫性的角膜水肿.

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19、

Epithelial regeneration takes place principally from the epithelial lining of the sweat glands and hair follicles.

表皮再生主要依靠汗腺和毛囊的表皮被复.

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20、

Epithelial polyps of the urethra in adults are uncommon lesions.

成人尿道上皮息肉是一种少见的疾病.

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