degenerate polyhedron是什么意思

用法例句

Studies on the degeneration of artificial cellar mud and countermeasure in industrial scale;

人工老窖的退化原因及其处理方法

Analysis on Grassland Degeneration in the West Jilin Province Based on Satellite RS;

基于卫星遥感信息的吉林省西部草地退化分析

Development and degeneration of mesonephros in Alligator sinensis embryos;

扬子鳄胚胎中肾发生及退化

Plant community succession of degradation and desertification in sandy grassland.;

沙质草原植物群落退化与沙化演替

Features and Degradation of Eco-Environment of Lakes and Marshes along the East Route of the South-to-North Water Transfer Project;

南水北调东线工程沿线湖沼湿地生态环境特征及退化分析

Experimental Study on the Stiffness Degradation of Composite Laminates under Constant Amplitude Loading;

常幅疲劳载荷下复合材料层合板刚度退化试验研究

Deterioration and Destoration of Mountainous Region Ecosystem in Chongqing;

重庆山地生态系统的退化破坏与恢复重建

Eco-environmental Deterioration and Strategies for Preventing it in Inner Mongolia.;

内蒙古的生态环境退化及其防治对策

Review of the research on structure behavior s deterioration based on corroded reinforced concrete;

基于钢筋锈蚀的混凝土结构性能退化研究综述(下)

Since 1970s,degeneracy and vanish of wetland in the whole world cause grave ecology environment and the community problem,directly threaten the development of the area,the country and even the whole worl.

20世纪70年代以来,全球性的湿地消失和退化危机引发了严重的生态环境和社会问题,直接威胁到区域、国家乃至全球的可持续发展。

The pit mud degeneracy of reason was found out.

通过对窖泥分析 ,找出窖泥退化原因 ,采用铲除退化泥更换新培泥的方法 ,改善原窖池泥微生物的生态环境 ,有效的提高了曲酒的质量 ,使名酒率上升了 9 2 7个百分点 ,四大酯比例更趋于协调。

We analyze the degeneracy phenomenon of sequential Monte Carlo particle filters based on bayesian theorem,put focus on the key techniques(good choice of importance density and use of resampling) to reduce its effects.

针对基于贝叶斯原理的序贯蒙特卡罗粒子滤波器出现退化现象的原因,以无敏粒子滤波(UPF)、辅助粒子滤波(ASIR)及采样重要再采样(SIR)等改进的粒子滤波算法为例,对消除该缺陷的关键技术(优化重要密度函数及再采样)进行了分析研究。

Standardization of degenerate and retarded linear differential system;

退化滞后线性微分系统的标准化

Global existence and blow up of a degenerate parabolic system;

一个退化抛物型方程组解的整体存在性与爆破(英文)

Global Existence and Blow-up for Degenerate and Singular Semilinear Parabolic System with Nonlocal Source;

带非局部源的退化奇异半线性抛物方程组解的整体存在性与爆破