1) mortality model
枯损模型
1.
Individual tree mortality models for semi-natural larch-spruce-fir forests in Jilin Province,northeastern China;
近天然落叶松云冷杉林单木枯损模型研究
2) tree mortality model
林木枯损模型
3) cut and mortality model
采伐枯损模型
4) low-water regulation
枯水调度模型
1.
It develops a low-water regulation model for the lower Yellow River based on a water regulation plan,taking preventing zero flow happened at Lijin as a basic control condition and considering the travel time and water loss of the section.
以水量调度预案为基础,以防利津断流为基本控制条件,考虑水量传播时间、河段水量损失等因素,开发了黄河下游枯水调度模型。
5) loss model
损耗模型
1.
The loss models are divided into two types: one is based on physics, the other is based on mathematics.
损耗模型主要分为两大类:基于物理结构的IGBT损耗模型(physics-based)和于数学方法的IGBT损耗模型。
2.
When the system running steadily,the system use EOC tactic to acquire the best system efficiency,the induction motor loss model use the off-line method to calculate lower limit value of exciting current,then using algorithm of golden-section to search opti.
即系统进入稳态时,采用效率优化控制策略,通过电机损耗模型离线计算励磁电流设定值的下限,采用黄金分割法在已经缩小的范围内进行最佳励磁电流值搜索;而在负载或速度指令突然变化的动态过程中,励磁电流恢复到额定值。
6) loss model
损失模型
1.
On the basis of summarizing the current ways of performance forecast for centrifugal compressor,put forward the way of adopting polytropic coefficient instead of adiabatic exponent in the process of calculating the compressor s energy loss models and parameters of all sections.
在总结目前离心压缩机性能预测方法的基础上,提出在计算压缩机损失模型和各截面参数时采用多变系数替换绝热指数的方法。
2.
The paper provides a suit of loss models about calculating design and off-design points.
提出了一套计算设计点及非设计点的损失模型,应用所提出模型对某型对旋式轴流通风机的性能特性进行预测计算,计算结果与样机试验测试结果对比,效果良好。
3.
Based on the experimental data of a 99 mm rotor,various losses and loss models of the stator of variable geometry radial inflow turbine(VGT) was analyzed.
基于99 mm叶轮实验,分析了变几何径向透平静叶的各种损失以及不同的损失模型。
补充资料：枯损量
1.指森林中由于自然枯死和风倒﹑雪压﹑病虫﹑火灾等危害而减少的蓄积量。
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