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The results revealed that the condensable oAMCs with relatively higher molecular-weight possess greater sticking capability or potential, while those with relatively lower molecular-weight generally have greater adsorption rate at the initial exposure stage.

研究结果显示较高分子量之凝结性oAMCs具有较大之吸附能力;而较低分子量之凝结性oAMCs则在曝露初期具有较高之吸附速率,故在短曝露时间内,其吸附沈积量将大於较高分子量之凝结性oAMCs,因此在微污染的控制上,较低分子量之凝结性有机物质,将成为短时间曝露时主要污染控制对象。

Semiconductor industry has been a central figure to the economic growth in Taiwan, especially for the fabrication sector of integrated circuit that has evolved into world-leading status. The fabrication technology advances so far that the feature size (or critical line-width) of IC devices has now broken the 0.1 ?慆 barrier and into the nano-scale age. This progress discloses that the traditional definition of a "cleanroom" environment may become increasingly inadequate because prevention of particulate contamination may no longer be a critical issue. As the condensable organic airborne molecular contaminants depositing on wafer surfaces, it results in deterioration on device performance and reduces semiconductor device yield.

半导体产业已成为我国最重要的经济发展产业,其中积体电路制造技术的快速发展,使我国早已跃升成为世界晶圆代工重镇之一,然而当制程的关键线宽尺寸突破0.1微米而正式进入奈米等级之际,传统针对微粒污染控制所设计之洁净室将无法符合气态分子污染物之洁净需求,其中凝结性有机分子污染物质(organic airborne molecular contaminants)一旦沈积吸附於晶圆表面,将导致元件缺陷与制程良率下降。

The automobile have a large proportion in energy consumption and pollution emissions in the atmosphere of the contribution rate of our country.at current about 85 percent of domestic gasoline and diesel about 23 percen is consumpted by The automobile and automobile exhaust emission pollution brought about by more are becoming increasingly serious.

汽车在我国能源消耗和在大气污染排放中的分担率上占有很大比例,目前汽车每年消耗掉国产85%左右的汽油和23%左右的柴油,而汽车尾气排放带来的环境污染更是日趋严重。

Made diplopore detection to suspected towing contaminative samples, and analyzed the possible cause.

将疑为拖带污染的标本进行双孔检测,分析拖带污染的原因。

With the development of industry, loss of gas pollution has threatenedhuman beings badly. The key to solve these problems is to detect thosepoisonous and contaminative gases, development of gas sensor is justaccording to this.

在工业高度发达的今天,气体污染所带来的损失已经严重威胁到人类的生存,解决问题的关键是迅速准确的检测到这些有毒、有污染的气体,这便是气敏传感器发展的客观依据。

Influence of phenanthrene on change processes of culturable microbial populations, and the enzyme activities in submerged paddy soil were studied using traditional incubation method.

本文全面探讨了菲污染对淹水稻田土壤的微生物生态毒性效应并分离到两株菲降解细菌,对其进行了鉴定以及系统发育研究,同时进行了降解特性和降解基因克隆及表达方面的研究,为建立有效的菲污染预警指标体系和菲降解微生物的有效利用提供有益的参考。

It has decried the pollution (conveniently forgetting that we have shipped most of our dirty industries to China so that we can buy the end products more cheaply).

它批评了污染的环境(故意地忘记了正是我们把绝大多数的污染产业转移到了中国,我们才能买到更便宜的终端产品。

The fungi was isolated and purified from polluted anthurium subculture medium, identified to be Deuteromycotina Hyphpmycetes Hyphomycetales Dematiaceae and trichoderma. The inhibition effect of the three kinds of chitosan on the fungi was conducted.

污染的红掌继代培养基中提取污染菌并进行了分离及纯化,初步鉴定为为半知菌亚门,丝孢纲,丝孢目,淡色孢科,木霉属。

The result indicated the soil catalase and urease activities and the soil lead concentration is extremely remarkable is connected, may express the lead pollution degree; The lead pollution soil after the Digitaria sanguinalis repair, the catalase and urease activities obtains the restoration, is good according to theirs revivification estimate of the situation Digitaria sanguinalis repair effect.

结果表明土壤过氧化氢酶和脲酶活性与土壤铅浓度极显著相关,可表示出土壤受铅污染程度;铅污染土壤经过马唐修复后,过氧化氢酶和脲酶活性均得到恢复,根据它们的活性恢复状况判断出马唐修复效果较好。

Anhydrous magnesium chloride may be prepared from materials containing magnesium chloride such as magnesium chloride hydrate, carnallite or bittern by different dehydrating methods of organic solvent distillation or molecular sieve absorption, gas protective heating, discomposing the MgCl2-NH3 complex that can be composed from high boiling-point polar-solvent system...

无水氯化镁制备技术经历几十年不断的探索,取得了一些进步,但彻底改变耗能高、污染腐蚀严重、流程复杂的工艺过程,开发流程简单、低污染腐蚀、低成本的绿色工艺仍然需要更深入的研究。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

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