【摘 要】
:
几种不可忽视的疾病“征兆”一、持续低热。这可能是某种严重疾病的信号,如细菌性心内膜炎、何杰金氏病等。因此专家警告说:“对这种征兆,千万不能置之不理,要尽快查清真相。”二
论文部分内容阅读
几种不可忽视的疾病“征兆”一、持续低热。这可能是某种严重疾病的信号,如细菌性心内膜炎、何杰金氏病等。因此专家警告说:“对这种征兆,千万不能置之不理,要尽快查清真相。”二、反复咳嗽。咳嗽持续两星期以上,又没有象感冒一样明显的病因,既往无慢性支气管炎病史...
Several can not ignore the disease “signs” First, sustained low fever. This may be a signal of some serious disease, such as bacterial endocarditis, Hodgkin’s disease and the like. Therefore, experts warned: “For this sign, do not ignore it, to find out the truth as soon as possible.” Second, repeated coughing. Cough for more than two weeks, but no obvious cause of the same as a cold, past history of chronic bronchitis ...
其他文献
Plant nutrients uptake from soil through the root system is essential for the completion of plant life cycle.Mathematical modeling study for plant root nutr
气调贮藏(CA贮藏)是当今国际上广为应用的果蔬贮藏方法,它是指在冷藏的基础上,将果蔬贮藏在不同于普通空气的混合气体中,即较低的氧浓度、较高二氧化碳浓度的气体中,这种条
【摘 要】针对机械结构拆装教学中存在的问题,提出了解决办法,并进行了教学方案设计 【关键词】机械结构拆装;项目化教学;研究 项目化教学是以项目为载体,以工作任务为驱动,将理论与实践有机结合,使学生在完成项目的过程中掌握知识和技能。可以是一门课,也可以是一门课程中的某些章节围绕项目组织和展开教学和实践,使学生直接参与项目,并完成全过程。这样可以将理论教学、实践教学融于一体,打破了以往的以理论教学
It presents a method of normalization of complexity base on surrogate,and applies the prevalent Surrogate Method into time series analysis,which successfull
棉虫敌是一种新型杀虫剂,尤其对棉铃虫有很好的杀灭效果。本实验观察一次性灌胃给药对小鼠的急性毒性作用。1 材料和方法1.1 药剂:棉虫敌25%原液,由石家庄市冀昆消毒技术研究
The dynamics of spatial and spatiotemporal pattern formation in nonlinear biosystems far from equilibrium are of continuous interest and many mechanisms of
Roots system is vitally important organ for a living plant.One of the major functions of the root system is taking water and nutrients from soil.Water is fi
In this paper,a two-lane cellular automaton model was used to simulate the traffic flow near a bus stop.The model is based on NaSch traffic model.Two differ