A semiconductor device including a high voltage element and a low voltage element, including: a semiconductor substrate having high voltage element region where the high voltage element is formed, and a low voltage element region where the low voltage element is formed; a first LOCOS isolation structure disposed in the high voltage element region; and a second LOCOS isolation structure disposed in the low voltage element region, wherein the first LOCOS isolation structure includes a LOCOS oxide film formed on a surface of the semiconductor substrate and a CVD oxide film formed on the LOCOS oxide film, and the second LOCOS isolation structure includes a LOCOS oxide film.

提供一種在確保高耐壓元件的高耐壓特性的同時(shí)使高耐壓元件和低耐壓元件具有良好特性的半導(dǎo)體裝置。具有高耐壓元件和低耐壓元件的半導(dǎo)體裝置包含：規(guī)定了形成高耐壓元件的高耐壓元件區(qū)和形成低耐壓元件的低耐壓元件區(qū)的半導(dǎo)體襯底午夜男女免费观看视频；在該高耐壓元件區(qū)設(shè)置的第一LOCOS隔離結(jié)構(gòu)久艹精品综合伊人；以及在該低耐壓元件區(qū)設(shè)置的第二LOCOS隔離結(jié)構(gòu)。第一LOCOS隔離結(jié)構(gòu)由在該半導(dǎo)體襯底的表面上形成的LOCOS氧化膜和其上形成的CVD氧化膜構(gòu)成亚洲成综合人在线播放，第二LOCOS隔離結(jié)構(gòu)由LOCOS氧化膜構(gòu)成https黄视在线。

The characterization and tribological properties of samples were conducted by contact angle measuring meter, atomic force microscopy and microtribometer, and the hydroxylation of titanium surfaces by different methods was explored. The effects of load, sliding velocity and ultraviolet radiation on the tribological properties of samples were analyzed.

利用接觸角測(cè)量?jī)x、原子力顯微鏡和微摩擦磨損試驗(yàn)機(jī)對(duì)制備的試樣進(jìn)行表征和摩擦學(xué)特性測(cè)試AAA小黄片，探討不同方法進(jìn)行鈦金屬表面羥基化的作用效果国产亚洲丝袜制服，并分析載荷igao视频社区、滑動(dòng)速度以及紫外照射對(duì)試樣摩擦學(xué)特性的影響免费观看的黄色网站在线。

Actinomucor elegans is one of the primary strains utilized in the fermentation of preserved sofu. In this paper, the effects of Actinomucor elegans on mold cheese ripening were studied.

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In the paper a nanocrystalline surface layer with better tribological behaviors is fabricated on coarse-grained Cu matrix.

由于摩擦磨損總是發(fā)生在接觸表面區(qū)域上下很薄的一層材料之中99精品国产高清久久久久久，材料的摩擦學(xué)特性直接決定于這層材料的物理化學(xué)特性日本高清中文字幕，往往脫離整體材料的基本性能。

In this paper, based on a pill-box window model with a conical-shaped alumina ceramic and Ansoft HFSS software, the relation of VSWR with various electrical parameters in the window is simulated; the effects of variations of the output window structure on electrical field intensity, microwave power flow and quantity of heat are analyzed; the electrical characteristics of frequency bandwidth, power capability and heat dissipation for the pill-box window with conical-shaped or disk alumina ceramic are discussed, which shows that, with a rational structure of the window with conical-shaped alumina ceramic, the output capability of microwave peak and average power may greatly be increased, the secondary electron emission may effectively be suppressed, and heat dissipation may become more uniform and be easier for cooling.

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The characteristic property applying the matter absorption spectrum , thing optics characteristic property having studied crystal is purple under different condition and the purple ion that anionic surfactants twelve alkyls mahogany acid sodium forms association.

應(yīng)用物質(zhì)的吸收光譜特性欧美精品13页爽爽在线播放，研究了不同的條件下結(jié)晶紫與陰離子表面活性劑十二烷基磺酸鈉形成的紫色離子締合物的光學(xué)特性。

The effect of cutting speed, feeding speed as well as the dynamic characteristics of feeding force on the surface quality of produced workpiece has been investigated.

對(duì)其動(dòng)態(tài)特性的實(shí)際研究具有重要意義欧洲精品无码毛片。本文在實(shí)驗(yàn)工作的基礎(chǔ)上美性爱，對(duì)鋸材表面曲線特性進(jìn)行了定性分析。

The invention provides a low-friction sliding mechanism, a low-friction agent composition, a friction reduction method, a manual transmission and a final reduction gear unit that can exert very excellent low friction characteristics to sliding surfaces present under various applications, and, in particular, that have more excellent low friction characteristics than that of a combination of an existing steel material and an organic Mo compound.

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Three dimension and turbulent are common characteristic of fluid flow problem in nature and added free surface for the best familiar fluid-water, such as flood discharge flow around frusta of brake in waterpower project, flow around hull in ship engineering, and so on, all have the three characteristics which are the very important study content and aspects in CFD.

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On the basic of above job a mathematical model of simulation turbulent flow with free surface is established and triumphantly applied to numerical computation on 2D spillway and 3D spillway with frusta of brake.

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