1) dangerous frequency
危险频率
1.
Three measurements for the dangerous frequency of the electronic equipments were put forward.
提出了3种检测危险频率的方法。
2) pollution risk
有污染危险的;污染危险频率
3) radio frequency hazard
射频危险
4) hazard rate
危险率
1.
With modified high-altitude parameters and by means of simulating the discharging voltage of switching impulse when the worker is in differnet position of tower window, the hazard rates and safe distances under various hot-line wor.
通过模拟人在塔窗中不同位置时的操作冲击放电电压以及修正的高海拔参数,校核了各种带电作业方式的危险率和安全距离。
2.
For risk assessing, this article proposes a new method to acquire dynamically parameters varying with time, to get hazard rate of a single point, and to calculate the aggregate hazard rate.
文章分析了网上银行的风险,建立了包括风险识别、风险分析、风险模型和风险防范等多个要素组成的网上银行业务风险的评价和控制模型,针对风险评价,提出了动态获取随时间变化的参数,获得单点的危险率,计算总体的危险率的一种新方法。
3.
First, the hazard rate of flea increased with the temperture increasing, but decreased with the relative humidity, and the temperture had more effects on the flea than the relative hu.
利用生存分析的方法 ,建立了二齿新蚤新羽化蚤在羽化后未吸血的雌蚤和雄蚤 ,羽化后吸一次血再未吸血的雌蚤和雄蚤 ,羽化后每日喂血一小时的雌蚤 ,羽化后每日喂血一小时的雄蚤四种水平下的对数线性回归模型和危险率模型 ,得到如下结论 :首先 ,危险率随着温度的增高而增大 ,随着湿度的增高而减小 ,并且温度对二齿新蚤的生存影响大于湿度 。
5) hazard rate ordering
危险率序
1.
The present paper discusses stochastic comparisons of Rayleigh distributions, gives the sufficient and necessary conditions of Rayleigh distributions stochastic comparsons and derives relationships between hazard rate ordering and reversed hazard rate ordering for Rayleigh distributions.
讨论服从 Rayleigh分布的随机变量的随机比较 ,给出 Rayleigh分布随机比较的充要条件 ,得到 Rayleigh分布的危险率序与逆危险率序之间的关系 。
6) risk ratio
危险比率
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条