1)  UPF
UPF
1.
Interacting Multiple Model Algorithm with the Unscented Particle Filter (UPF);
引入UPF的交互式多模型的算法(英文)
2.
Spacecraft Autonomous Optical Navigation Based on SR-UPF;
SR-UPF在探测器自主光学导航中的应用研究(英文)
3.
A Road Networks Constrained GMTI Tracking Technique Using UPF;
一种基于UPF的公路网约束下的GMTI跟踪方法
2)  UPF
单位功率因数
1.
instantaneous reactive power detecting method,self-adaptive detecting method and UPF(Unity Power Factor) detecting method,and both steady plus transient characteristics were simulated with MATLAB/SIMULINK development plat.
该文对基于瞬时无功功率法、自适应法和单位功率因数(Unity Power Factor,UPF)法三种检测方法进行了仿真研究,并给出了稳态和暂态状态下谐波检测的仿真验证。
3)  UPF
无迹粒子滤波
1.
A new method available to estimate DOA parameter based the unscented particle filter(UPF)is presented.
讨论了基于粒子滤波器PF进行波达方向DOA参数估计的方法,提出了一种新的基于无迹粒子滤波(UPF)的信号波达方向(DOA)估计的有效方法。
4)  UPF
紫外线屏蔽率
1.
In this article, the chemical component, crystal structure, mechanical properties, thermal shrinkage properties and UPF of BOPET, which is prepared from PET/nano-TiO2 composite resins synthesized by the method of formation in situ, have been studied.
其薄膜(厚度(30±5)μm)的紫外线屏蔽率达到97%以上。
2.
In this article, the mechanical properties, crystal structure and orientation structure and ultra-violet protect factor (UPF) of the composite fibers prepared by the method of formation in-situ have been studied.
76 cN/dtex,对290-400 nm的紫外线屏蔽率有了较大幅度的提高。
5)  UPF value
UPF值
6)  ultraviolet protection factor UPF
全紫外防护指数UPF
参考词条
补充资料:upflow bleaching tower
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性质:连续式多段纸浆漂白设备。适用于多段漂白氯化段及连二硫酸钠漂白用。由钢板卷成内衬橡胶或钢筋混凝土结构,内衬耐酸砖或涂以树脂,塔身为封闭的圆筒形,浆料由下部切线方向送入,被塔下部的循环器推动,沿下部锥形圆柱体螺旋上升,至上圆锥体周围被稀释后排出。优点是可防止空气进入和过剩氯气逸出塔外污染环境。

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