查询词典 occurrence

In this paper, based on the study of various methods calculating the risk occurrence probability, a new method TAA method was obtained, which was the combination of improved TOPSIS method, AHP method and ANN. This new method was used into the invest risk analysis of 019 project and calculation were carried out on the related invest risk occurrence probability caused by all kinds of risk factors.

本文在对各种风险发生概率计算方法的研究基础上，通过将改进的TOPSIS法、AHP法和神经网络相结合得到一种新的风险发生概率计算方法——TAA方法，并将其应用于019工程的风险分析中，对由各风险因素所引发的019工程风险的发生概率进行了计算。

Results (1)Relevance rate of behavioral problems in type 1 diabetes group was 20.2%,two fold significantly higher than that in the control group(8.2%)(P=0.000).(2)Logistic analysis showed that risk factors concerned behavioral problems in diabetic children and adolescents included patients lived in rural areas,poor parents' marital relationship,poor parent- child relation,improper cultural ways,poor communication and understandings between family members,uniparental family and poor control of blood glucose.(3)It was found that diabetes was the most significant risk factor affected the occurrence of behavioral problems among all related factors based on the analytic results in both the type 1 diabetes group and the health group.Conclusions (1)Children and adolescents with type 1 diabetes are the high- risk population who are apt to the occurrence of behavioral problems.

结果①行为问题的检出率：糖尿病患儿检出率为20.0%，与健康对照组(8.2%)比较，糖尿病患儿行为问题检出率高于健康对照组P=0.000；②Logistic回归分析显示，与糖尿病患儿行为问题有关的危险因素分别为在农村生活、双亲关系紧张、亲子关系差、缺乏直接感情交流、教育方式不当、对子女了解较少、仅由父母中的一方承担管理子女的责任及血糖控制不良；③将健康对照组与1型糖尿病组综合分析后发现：影响行为问题发生的所有危险因素中，患糖尿病的相对危险度最大。

Methods The risk of vector-borne diseases occurrence,nuisance and adverse impact caused by vectors was advanced by analyzing the species,density and the damage of vectors in recent years in Beijing.Control strategies were established according to the monitoring results of the vector population density,resistance and the pathogens in Olympic venues and in urban areas during 2005-2008,as well as the selection of effective control method and management measures.Results The risk of vector-borne diseases occurrence and nuisance caused by vectors existed in Beijing.

通过对近年来北京市病媒生物种类、密度消长特点以及危害程度的分析，提出奥运会期间媒介生物性传染病发生的危险性以及病媒生物可能造成的骚扰与不利影响；根据2005-2008年奥运会场馆及城区病媒生物密度、病原与抗药性监测结果，以及安全、环保、有效控制和管理措施的筛选，制定奥运会期间病媒生物控制保障策略。

AbstractAIM: To study the occurrence of ocular surface diseases on staffs working in operating room and to investigate the relation between xerophthalmia occurrence and peroxyacetic acid contiguity.

目的：观察与过氧乙酸有密切接触人群的眼表情况，来分析过氧乙酸接触对干眼症发病率的影响。

The occurrence state and changing regularity of the Yuanshishan awaruite deposit,Qinghai Province;2. ore-body and ore-forming material occurrence state of three huge deposits in the mine field,the molybdenum ore-forming material origin and ore-forming mechanism were revealed.

河南省栾川县南泥湖钼矿田是我国位居世界前列的超大型钼矿田之一，通过对矿田内三个超大型矿床的矿床地质、矿体地质及成矿物质赋存状态的分析研究，揭示出钼的成矿物质来源和成矿机理，从而为进一步寻找同类型的钼矿资源提供了一系列实物资料。

The occurrence of PSD is high, with certain features and related factors, and social psychological and neurobiological factors coact in the occurrence.

卒中后抑郁发生率较高，以睡眠障碍、绝望、运动阻滞和焦虑等主要表现，其相关因素有负性生活事件、病灶数目、心血管病史、抑郁症史，它的发生可能是社会心理学因素和神经生物学因素共同作用的结果。

Keywords can be considered as a set of words which are important and subject correlated cohesively in a document. Therefore, an automatic keyword extraction method based on density clustering is proposed in this paper. Web pages are segmented, and the words are clustered based on their co-occurrence. Co-occurrence relations between words are analyzed, and keywords that capture the main topics of the document are extracted.

由于关键词是文章中较重要且主题关联较凝聚的词的集合，因此提出一种基于密度聚类模式的中文新闻网页关键词提取方法，根据词语之间的共现信息，对网页分词后的词语进行聚类，在分析词语关联度的基础上提取出反映新闻主题的关键词。

Gliosis plays a critical role in post-traumatic epileptogenesis. The inhibition of the proliferation of astrocytes with 7β OHCH could influence synaptic plasticity, modulate the imbalance of excitatory and inhibitory systems in hippocampus and postpone the latency between injury and the occurrence of chronic spontaneous seizures, furthermore to some extent, reduce the occurrence of post-traumatic epilepsy.

星形胶质细胞增生在创伤性癫痫发病机制中起重要作用，抑制胶质细胞增生，可影响海马突触可塑性，有利于调整海马内兴奋性和抑制性功能系统之间作用的失衡，可延长损伤与发生慢性自发性抽搐之间的间歇期，在一定程度上降低创伤性癫痫的发病率。

Fat 2 set of types glycuresis occurrence rate , fat notable hypertension occurrence rate group higher than mistake.

肥胖组2型糖尿病发生率、高血压发生率显著高于非肥胖组。

Key weather factor indices which influenced the occurrence degree of Heliothis armigera Hubner was obtained, and occurrence degree of 2nd, 3rd and 4th generations of Heliothis armigera Hubner was forecasted.

根据河南省新乡市1976~2005年的棉铃虫调查资料和气象数据，分析了影响2、3、4代棉铃虫发生的关键气象条件，得出了影响棉铃虫发生程度的关键气象因子指标，预测了2、3、4代棉铃虫的发生程度。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。