occurrence rate造句

• Word occurrence rates
  词语出现频率
• Our estimated occurrence rate and incidence of eod were similar to the european estimates
  今后我们应在产前预防方面加以研究。
• According to statistics of the nm center , the failure occurrence rate of the whole network dropped to a new low during the apec summit
  据网管中心统计，在apec会议期间全网的障碍率降低至历史最低水平。
• Discussion : early functional exercise after the breast cancer operation can obviously reduce the occurrence rate of upper limb disorder and greatly improve the quality of the patient ' s life
  提示乳腺癌患者术后进行早期功能锻炼，可明显降低上肢功能障碍的发生率，明显改善患者的生活质量。
• Diabetes is a kind of disease in internal secretion and metabolizability . with factors such as the constant development of social economy and aging of human beings , the occurrence rate of this disease demonstrates a climbing curve
  糖尿病作为内分泌代谢性疾病,随着社会经济的不断发展以及人口的老龄化等因素,均导致该疾病的发病率呈现不断上升的趋势。
• In real life it is classified , and concrete representation is put forward through three criteria concerning graduates " employment rate , educational benefit dispersion grade , and overeducation occurrence rate . the uncertainty of the relation betw
  对现实生活中教育与就业关系的不确定性进行了归类，提出通过毕业生就业率、教育收益离散程度、教育过度发生率三个指标来进行具体表征。
• Results occurrence rate and mortality of acute renal failure induced by antimicrobials , the urological system drugs and traditional chinese medicines occupied the top 3 places in sequence , and drugs for intravenous administration resulted in the highest rate ( 43 . 87 % ) followed by oral drugs ( 42 . 29 % )
  结果抗微生物药物、作用于泌尿系统药物、中草药致急性肾衰竭的发生率及死亡率居前3位，静脉用药的发生率最高( 43 . 87 % ) ，其次为口服用药( 42 . 29 % ) 。
• A new model was presented in a three dimensional geographic coodinate system to describe the linear growth of r - t instability so that the effects of magnetic inclination and declination were taken into accont . it is an generalization of former theories from equatorial to mid - latitude regions . from this model one can see the influence of magnetic strength , inclination and declination . due to the magnetic effects , the occurrence rate of the instability is not symmetric in longitudes even at the magnetic equator . some occurrence peaks or valleys will appear in certain places around the world
  从三维地理坐标系出发建立模型，考虑了地磁倾角和偏角的影响，研究spread - f现象的全球分布特点，是对以前的研究从赤道地区向中低纬度地区的推广。从该三维模型中可以看到地磁场的大小和位型的影响包括磁倾角和磁偏角的效应。由于地磁位型的不同，发生率的分布并不具有经度对称性，即使在磁赤道附近也如此。
• This thesis focuses on techniques of dynamic fault tree in system reliability modeling and its qualitative and quantitative analysis . it studies bdd solution for static sub trees 、 markov chain solution for dynamic sub tree briefly and the modularization of dynamic fault tree ; presents the algorithm for top event occurrence rate of dynamic fault tree based on weibull distribution . then this thesis presents a new approach to solve top event occurrence rate and a new generation algorithm of minimal cut sequence of dynamic fault tree that deviate from markov model completely
  本文着眼于动态故障树在系统可靠性建模及定性定量分析中的技术,研究了基于bdd的静态子树分析方法、基于马尔可夫模型的动态子树分析方法以及动态故障树模块化方法,并提出了基于威布尔分布的动态故障树顶事件发生概率计算方法;提出了一种完全脱离马尔可夫模型的求解动态故障树顶事件发生概率的方法和一种最小顺序割集的生成方法。
• The vehicle traveling data recorder is a system of tailing and recording the status of vehicle timing traveling , which is made based on the principle of airplane “ black box ” for reducing the traffic accident ' s occurrence rate and inquiring and according the timing vehicle traveling data to judge the driver ’ s driving status after the traffic accident occurrence , it ’ s be called “ car black box ” sometimes
  汽车行驶记录仪是人们为了降低交通事故的发生率以及在发生交通事故后可以查询依据的判断司机驾驶状况的实时数据,根据飞机“黑匣子”的原理而研究的监控记录汽车实时运行状况的系统,俗称“汽车黑匣子” 。
• Second , the uncertainty of the relation between education and employment can be represented by some criteria such as graduates " employment rate , educational benefit dispersion grade , and the level of overeducation occurrence rate . third , personal choice , school , work - force market and work place are significant factors that affect the uncertainty of the relation between education and employment . fourth , in a society of market economy , the uncertainty of the relation between education and employment is a " sword with double blades " , thus it is necessary to avoid the disadvantages of the uncertainty of the relation between education and employment from the perspective of institutional layout
  教育规模扩展和市场机制的共同作用，使得教育与就业之间也存在着不确定性； ( 2 )教育与就业关系的不确定性可以通过毕业生就业率高低、教育收益离散程度、教育过度发生率高低等指标来进行表征； ( 3 )个人选择、学校、劳动力市场和工作场合是影响教育与就业关系不确定性形成的重要因素，贯穿在教育与就业发生关系的全过程； ( 4 )在市场经济社会，教育与就业关系的不确定性是一把“双刃剑” ，因此有必要着重从制度设计的角度，对教育与就业关系的不确定性进行规避； ( 5 )当前我国教育与就业关系的不确定性也开始显现。
• Based on research of theory and methods , this thesis presents design scheme of the dynamic fault tree analysis platform dfta and implement the platform ; practices a dynamic fault tree analysis example of boeing 707 plane engine oil indication system and alarm system on the platform and gets top event occurrence rate 、 minimal cut sequence 、 probability importance sequence 、 structure importance sequence and critical importance sequence and presents system improvement suggestion based on the analysis results
  在理论方法研究的基础上,本文提出了动态故障树分析平台dfta的设计方案,并进行了实现;利用该软件对波音707飞机发动机滑油压力指示和警告系统进行了动态故障树实例分析,得到了顶事件发生概率、最小顺序割集、概率重要度排序、结构重要度排序、关键重要度排序等分析结果,并根据上述分析结果提出了系统设计改进建议。
• According to the position of encephalorrhagia , the quantity of hematoma , and to ventricular hematocele and center - line structure shift ' s existence or unexistence , the occurrence rates and case mor - talities of hypertension encephalorrhagia complicated by hemorrhage of digestive tract ( hechdt ) are respectively made comparisons among 179 patients with hypertension encephalorrhagia . the results show that : 44 out of 179 cases are of hechdt , and 37 out of 179 cases are of death ; the occurrence rate of digestive tract hemorrhage resulted from the hemorrhage of cerebral basis segment complicated by ventricle hematocele is the highest , and the sequence of the occurrence rates resulted from other position is subarchnoid cavity , brainstem , cerebral lobes , cerebellum , and within cerebral basis segment ' s hemorrhage ; the encephalorrhagia complicated by the hemorrhage of digestive tract is mainly related to the factors of ventricular hematocele , center - line structure shift , hematoma quantity etc , and its case mortality is relatively high
  对179例高血压脑出血患者，按脑出血的部位、血肿量、有无脑室积血和中线结构移位，分别进行比较并发消化道出血的发生率和病死率.结果表明： 179例中并发消化道出血44例( 24 . 6 % ) ，死亡37例( 20 . 7 % ) ；消化道出血发生率以脑基底节区出血并脑室积血为最高( 38 . 9 % ) ，其次依序为蛛网膜下腔、脑干、脑叶、小脑和局限于脑基底节区出血；并发消化道出血的病死率为50 % ，无消化道出血的病死率为11 . 1 % .脑出血并发消化道出血主要与出血溢入脑室、中线结构移位、血肿量大等因素有关，且病死率高
• The chinese side has provided the us side with the investigation results of cancer distribution among 240 million chinese people across the country , and the cancer distribution map in china , compiled on the basis of cancer occurrence rate , death rate and regional distribution , which are proved of great significance for the united states to make comparative studies and find ways to prevent and control the disease
  中方向美国提供的全国2 . 4亿人次的癌症分布调查资料和根据发病率、死亡率和地区分布汇编成的“中国癌症分布图谱” ，对于美国进行对比研究和癌症的防治有重大意义。