The rainfall Intensity Duration Frequency formula is one of the bases in hydrology calculation, and has been of considerable interest to engineers and hydrologists.
降雨公式是水文计算的基本依据之一，也是工程师和水文学家十分关心的问题。
In this model, running state of transmission line is divided into four states, and calculation method of state probability, state frequency and state duration in balanced state are given.
该模型将输电线路的运行状态划分为四种状态，给出了每种平稳状态的状态概率、状态频率和状态持续时间的计算方法。
The calculation of heating duration and energy consumption can provide basis for on standardized heating-design as well as reference for the energy-saving for the multi-span greenhouse.
大型温室采暖期的确定及采暖能耗的计算可为中国连栋温室采暖设计标准化提供依据，为温室节能提供参考。
Taking vertical dome tank as an example, the calculation formula for insulation thickness of oil tank are given based on controlled temperature drop and duration.
以立式拱顶储罐为例，根据限定的温降值和限定的温降时间，建立了确定储油容器保温层厚度的计算公式。
In this paper, by theoretical analysis and numerical calculation, we design a high voltage pulse forming network, which can provide long duration voltage square wave for high power microwave sources.
通过理论分析和计算，设计一个高电压脉冲形成网络，用来得到高功率微波源需要的长脉冲电压方波。
A new efficient procedure in calculation of the probability distribution of the duration of the deck wetness is also presented.
在上浪延续时间的分布函数计算中改进了以往的计算方法。
The calculation of the call duration exactly a second based on the data of the application protocol.
呼叫期间的计算完全地基于申请记录的数据一秒。
Article 3 the calculation of the duration of the insurance coverage period, unless specified elsewhere in the Statute, shall be in accordance with the Civil Code.
第3条(期间及年龄之计算)本条例有关保险期间之计算，除本条例另有规定外，依民法之规定。
The results of calculation reveal that:(1) the flood or ebb duration has little effect on the maximum depth;
模拟结果显示：（1）涨、落潮历时对深槽最大深度的影响很小。
The results of calculation reveal that:(1) the flood or ebb duration has little effect on the maximum depth;
模拟结果显示：（1）涨、落潮历时对深槽最大深度的影响很小。
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