【摘 要】
:
晕动病 一、什么是晕动病 有些人在乘坐汽车、火车、轮船、飞机时,会出现头晕、出冷汗、面色苍白、恶心、呕吐等症状,这些症状在旅行结束后不久就可减轻或消失,称之为晕动病
论文部分内容阅读
晕动病 一、什么是晕动病 有些人在乘坐汽车、火车、轮船、飞机时,会出现头晕、出冷汗、面色苍白、恶心、呕吐等症状,这些症状在旅行结束后不久就可减轻或消失,称之为晕动病,又称运动病,也就是老百姓所说的晕车、晕船。 二、晕动病的病因 晕动病发生的原因是由于内耳迷路不适应强烈机械震动所致。
Motion sickness What is motion sickness Some people in the car, train, ship, aircraft, there will be dizziness, cold sweats, pale, nausea, vomiting and other symptoms, these symptoms can be alleviated shortly after the end of the trip or Disappeared, called motion sickness, also known as motion sickness, that is, people said motion sickness, seasick. Second, the cause of motion sickness Motion sickness is due to the inner ear lost due to mechanical shock due to strong.
其他文献
通过本课题的研究,在现有箱装外观识别系统的基础上于装封箱机横向卸料通道处增加8个CCD传感器及数据处理装置,实现对烟箱5个面的检测,同时增加烟箱外观破损、爆口、翻转、胶
We report a 59-year-old patient with malignant acanthosis nigricans associated with metastasis of endometrial carcinoma. The patient presented papillomatosis le
The time domain entombment of bacteria by intratubular mineralization following orthograde canal obturation with mineral trioxide aggregate (MTA) was studied by
Previous studies have demonstrated that spheroid type cells grown under suspension culture conditions have cancer stem cell (CSC) traits in a number of cancers,
黄海客车作为较早研究校车技术的厂家之一,在这次展会上携校车DD6760C的普通版和精装版同时亮相。据介绍,DD6760C是黄海经过对长期国内外校车研究后精心研制的专用长头校车,
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥
近年来,虹口区“两新”领域各级党组织通过建立健全党组织与非公企业业主、管理层双向沟通机制,促进非公经济党组织作用的发挥。实践证明,党组织与非公企业业主、管理层双向
谈及国际顶级的电子影像与视频调校培训课程,当然是来自美国至今已经有超过20年历史的ISF视频认证工程师培训,我们从2008年起就联手美国ISF影像科学研究所在国内举办ISF视频