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- icing return period model 覆冰重现期模型
- Balsa wood has it's place in model building but it is not all that useful in period model ships. 巴尔沙木,在制作舰船模型的木材中占有一定的位置,但它并不适合舰船模型的全部。
- Market prospect and benefit analysis(estimated output, profit, inner yield, investment yield, investment return period etc. 市场前景以及效益分析(预计达产产值、利润、内部收益率、投资利润率、投资回收期、等指标)
- A storm hyetograph constructed by annual maximum rainfall series can distribute the design rainfall depth for specific duration and return period. 在水工设计上,针对年最大降雨序列演算的暴雨雨型,可将频率分析所求得的降雨深度做时间上的分配,以便进行各种水文分析。
- Et out, bring upped the special molding tool design the manufacturing craft the factor from this background with the cost, period model. 从这一背景出发,提出了独特的模具设计制造工艺链和成本、周期模型。
- This is you from seashore insolation return period of time, not only long spot and nigrescence, moreover the very long time with difficulty restores reason. 这就是你从海边暴晒归来的一段时间内,不但长斑和变黑,而且很长时间都难以恢复的原因。
- And an analysis is made of the effects about aerodynamic admittance function, return period and several stochastic factors on buffeting failure probability for long-span bridges. 在改善结构荷载输入精度前提下,对其中多个关键环节-导纳函数、重现期、多种结构随机性进行参数分析,实现了大跨度斜拉桥抖振失效评价的过程分析,并从中得出相关结论。
- For the buried hot waxy crude pipeline running at low flux, the new best pigging period model is established based on old pigging period model, which consider paraffin deposit thickness. 针对热含蜡原油管道低输量下运行现状,在原有经济清蜡周期模型基础上考虑余蜡厚度的影响,建立了含清蜡周期和余蜡厚度两个自变量的最优清蜡周期模型。
- For the interim from traditional period model to modern credit model in our university, we develope the student select course and score educational administration system to apply to our university. 基于我校的教学管理模式正在从传统的学时制到现代学分制过渡,我们自行开发了学生选课及成绩管理系统,应用于我校教务管理工作。
- The probabilities of drought and flood emergence are roughly equal, and the probability of sub-flood is lager than the sub-drought significantly and multiyear return period is shorter than the latter. 六安市汛期干旱和雨涝年份出现的概率大体相当,偏涝年份出现的概率明显大于偏旱年份,重现期短于后者。
- Drones must return periodically to recharge their weapons and propulsion systems. 雄蜂一定定期地回复再休整他们的武器和推进系统。
- The mixed autoregressive moving average (ARMA) and hidden periodicity model is chosen to predict a short term series of electricity price. 摘要应用混合自回归滑动平均潜周期模型对短期电价序列进行了预测。
- Estimates are required of the magnitude of floods that may be expected to be equalled or exceeded for specified return periods. 据估计,要求对可能预计将等于或超过指定的回报期洪水的严重程度。
- It is dangerous to walk on thin ice in a lake. 在湖中薄冰上行走是很危险的。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- The compacted snow on the pavement turned to ice. 人行道上被踩实的雪已变成了冰。
- Risk analysis of return period of strong wind 大风重现期的风险分析
- The host tell a joke to his guest to break the ice. 主人为了打破僵局,给客人讲了个笑话。
- The lorry skidded on a stretch of black ice. 货车在薄冰路面上打滑。
- The lorry went into a spin on a patch of ice. 卡车在一片冰地上打滑了。