Biliary ascariasis was the most common cause of obstruction ( 55.8%), and the others were gall stones with or without ascarides ( 25.0%), benign diseases of biliary tract ( 5.8%), and in 7 cases no cause of obstruction could be found.

The interventional radiology of removal of ascarides and retained gallstones through T-tube tract

经T管窦道取出残余结石和蛔虫的手术放射学

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Conclusion Ascarides have characteristic features on CT images.

结论小肠蛔虫病具有较为特异的CT表现；

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Objective To improve the ability of recognizing ascarides on CT images.

目的探讨小肠蛔虫病的CT表现，以提高对其CT征象的识别。

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The infection rate of ascarids in pupils at test villages decreased by 12.71% and 33.61% before long and half a year after deworming and decreased by 41.16% and 55.09% in three, ten years after improving drinking water and lavatories.

小学生蛔虫感染率，试验村与对照村驱虫前和驱虫后半年相比较，改水改厕第3、10年分别低12.71%和33.61%、41.16%和55.09%。

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Conclusion The total infection rate of intestinal ascarids in primary and middle school students was decreasing year by year, infection control should still be strengthened, and priority should be put on primary and middle school students in rural areas.

结论中小学生蛔虫感染呈逐年下降趋势，中小学生蛔虫病防治工作的重点应为农村及小学生。

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Conclusions Improving drinking water and lavatories produces obvious, lasting, reliable effects on decreasing density of flies, diarrhoeal incidence rate in residents and infection rate of ascarids in pupils.

结论改水改厕对降低苍蝇密度、居民腹泻病发病率和小学生蛔虫感染率均具有明显、持久、可靠的效果。

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Objective To understand the current situation of ascarids infection in primary and middle school students in Hubei province from 1992 to 2003, and to find out the weak points for control.

目的掌握湖北省1992~2003年中小学生蛔虫感染现状，分析防治工作存在的问题和薄弱环节。

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Current Situation of Ascarids Infection in Primary and Middle School Students in Hubei Province

湖北省中小学生蛔虫感染现状分析

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The requirements for allowable stress design of masonry were retained and strength design provisions were first included in the American Building Code Requirements for Masonry Structures ( ACI 530-02/ ASCE 5-02/ TMS 402-02) in the 2002 edition.

美国砌体结构建筑规范（ACI530~02/ASCE5-02/TMS402-02），2002年规范修订版在容许应力设计原理的基础上，首次给出了砌体结构强度设计准则规定。

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To accomplish this goal, ASCE Structural Engineering Institute ( SEI) committee has worked to develop a manual of engineering practice entitled" Reliabil-ity-Based Design of Utility Pole Structures"( RBD).

为实现这一目标，ASCE的结构工程学会（SEI）推出一套电杆工程实用手册&基于可靠性的电杆结构设计标准（RBD）。

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On January28th the House passed an$ 819 billion bill with about$ 100 billion devoted to infrastructure, according to the American Society of Civil Engineers ( ASCE).

1月28日，众议院通过了8190亿美元的经济刺激方案，据美国土木工程师学会（ASCE）透露，其中一千亿元将用于基础设施建设。

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The best correlations between two methods were the ASCE Penman-Monteith, Kimberly Penman ( 1982) method.

相关性最好的两种方法分别是ASCE Penman-Monteith、Kimberly Penman（1982）方法。

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An investigation of ASCE has shown that 80 to 90 percent of the steel structural damage is closely related with fatigue.

美国土木工程学会的调查结果显示，80%-90%的钢结构破坏和疲劳有着密切关系。

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Now, the bearing calculation of slabs mainly adopts formula defined by ASCE code of America for more country.

目前，在设计中国际上大多数国家均采用由Porter等人提出的经验公式进行剪切粘结承载力计算。

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By using this method to different cases of the ASCE structure, the 3rd order nature frequency is extracted accurately.

将此方法应用于工程模型的各种损伤工况，准确的提取了结构的三阶模态频率。

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Modal identification based on cross power spectra density and its application to ASCE SHM benchmark

基准组合研究述评一种推广的互功率谱模态识别法及其在SHM问题中的应用

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The model is applied to simulate the operation process of the testing canal system proposed by ASCE.

应用该模型在ASCE推荐的缓坡测试渠道上进行了计算机仿真。

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In view of this, ASCE, Gavin of Duke University and Johnson of South California University presents the smart base isolated Benchmark building.

为此，美国土木工程师协会、美国Duke大学的Gavin和南加州大学的Johnson提出了智能隔震结构Benchmark模型。

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Results The earlier period apoptosis rate of thymocyte in the experimental group were higher than the control ( P < 0.05), and had ascendent tendency with the dose raised, the Fas protein expression in experimental group was stronger than the control ( P < 0.05).

结果低、中和高剂量组，胸腺细胞的早期凋亡率高于对照组P<0.05，且有随剂量增加而升高的趋势，Fas蛋白阳性表达率在染毒组亦强于对照组P<0.05。

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PCR ( polymerase chain reaction) technology is specific, sensitive, simple and rapid. Research on detecting pathogenic bacteria in food by PCR technology is ascendent.

PCR（聚合酶链式反应）技术具有特异性强、灵敏度高、操作简单、快速的特点，使用PCR技术检测食品中致病菌的研究方兴未艾。

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