粒度分级

溶剂结晶法直接制备HMX粒度分级产品

The Preparing of Size-grading products of HMX by Crystallizing in Solvent

作者提出了采用粒度分级工艺对流程进行优化的措施。

In view of this , the author suggests to take the measure of size classification technology to optimize the flowsheet .

随着AP应用的日益深入，进而提出了粒度分级的需求。

With the deepening of AP applications , the requirement of particle classification is proposed .

γ-丁内酯重结晶HMX的粒度分级工艺

A Granulation Classifying Process of HMX Recrystallized by γ - Butyrolactone

混合溶剂结晶HMX粒度分级工艺研究

Process Study of HMX Granulation Grading by Mixed Solvent

说明了HMX在混合溶剂转晶过程中实现粒度分级的可能性，及其对于简化工艺过程、降低生产成本的必要性。

The probability of realizing the granulation grading during the crystal transfering of mixed solvent of HMX and the necessity of simplifying the process procedure and lowering the production cost was illustrated .

试验结果表明，HMX转晶并粒度分级可以兼顾，混合溶剂可结晶出符合用户要求粒级的HMX产品。

The results indicate that the crystal transfering and the granulation grading can be both obtained . The HMX product conformed with the user 's granulation requirement can be crystallized by the mixed solvent .

论文首先把精细粒度分级编码（FGS）作为研究的重点，其次，将以混合编码为对象，研究基于交织的多描述视频编码，最后，对视频编码的后处理技术进行研究。

Firstly , the fine granularity scalable ( FGS ) coding is chosen as the primary research goal . Secondly , the interleaving-based video multiple description coding ( MDC ) of hybrid coder is studied .

流化分级是一种有效的粒度分级手段。

Fluidized classification is an effective technique for particles classification .

并重点探讨旋流器组的粒度分级原理及粒度控制技术的实施方法。

The main discussion is particle classification principle and technology of cyclone .

射流原理在微粉粒度分级中的应用

The Application of Elbow . Jet Principle to Powder Classification

燃烧源排尘粒度分级的测试

Test of Dust Size - grading in Combustion Source

新型钻屑粒度分级除尘装置的研制

TX Development of a New Dust Removal Device by Grain Sizing of Drill Cuttings

旋流器组粒度分级原理及粒度控制技术

Particle Classification Principle and Particle Control of Cyclone

针对我国现有分级设备现状和存在的不足，对严格按粒度分级用振动细筛机进行了研究。

The study of vibrating fine sieve using for strict particle classification was carried out aimed at the nowadays classifier .

南极夏季普里兹湾邻近海域浮游植物、粒度分级叶绿素a和初级生产力的分布

Distributions of phytoplankton , size Fractionated Chlorophyll a and primary productivity in Prydz Bay and the adjacent area during austral summer

通过对撞击机撞击前后的物料进行粒度分级、出粉率的测定和粉质的化验，讨论了撞击机对制粉效果的影响以及在不同撞击强度下撞击机对面粉品质的影响。

The effects of Mooney viscosity of latex , mass ratio of water to latex , coagulating temperature , stirring speed and different types of centrifugal machine on powdered ratio of PNBR were discussed .

1991／1992年夏季，在南极普里兹湾邻近海域现场观测浮游植物细胞丰度、优势种类组成、颗粒有机碳浓度、粒度分级叶绿素a浓度和初级生产力的分布。

Size fractionated chlorophyll a , primary productivity , cell abundance , dominant species of phytoplankton and particulate organic carbon were observed in Prydz Bay and the adjacent area during austral summer of 1991 / 1992 ( the 8th CHINARE ) .

简述了一种新型钻屑粒度分级除尘装置研制的目的和意义，介绍了装置的结构及工作原理，并对该装置进行了试验分析。

The paper briefly describes the aim and significance of the development of a new dust removal device by grain sizing of drill cuttings , as well as the structure and operation principle of the device . The device has been tested with test results analyzed .

粒度分级结果表明，微型（<20μm）和微微型（<2.0μm）浮游生物在浮游植物群落生物量和生产力中占有重要比重，它们对总生物量和总生产力的平均贡献分别为53%和69%。

The results of size-fractionation showed that the contributions of nanoplankton with picoplankton to total phytoplankton biomass was 53 % , to total productivity , 69 % , which proved their importance in phytoplankton community of the Antarctic waters . ( 3 ) The size of C.

粒度精确分级筛的动力学建模和隔振性能分析

Isolation Performance Analysis and Dynamic Modeling for Accurate Size-grading Vibrating Screen

为解决这个问题，精细粒度可分级视频编码技术应运而生。

To solve these problems , fine granularity scalable video coding technology arises at the historic moment .

本机适用于制药、化工、食品等行业的干粉物料粒度的分级之用。

This machine is applied for the sorting of the granule size of dry powder materials of medicine , chemical , and foodstuff etc.

本论文分析了国内外筛分机械的研究，介绍了我院为满足国内外市场对物料颗粒精确筛分的需要，研制了一种粒度精确分级振动筛。

The thesis firstly introduces the development of sieving machine at home and abroad . In order to meet the requirement of the domestic and international markets for precision sieving of material particles , a kind of high-precision size-grading vibrating screen was designed .

随着底流管直径的增加，分离粒度减小，分级效果明显下降，回收率会增加。

With the diameter of underset pipe increasing , the separation granularity of hydrocyclone decreasing and recovery ratio increasing .

螺旋分级机主要用于金属选矿流程中对矿浆进行按密度和粒度的湿式分级，也可用流矿作业中的脱泥、脱水。

Spiral Classifier Machine mainly for metal beneficiation process for the pulp density and particle size on the wet grade , mining operations could also be used in the flow Desliming , dehydration .

本文针对梅山铁精矿粘、硫、磷质量问题，研究提出放粗磨矿粒度，在分级过滤应用板框压滤机，初步解决了铁精矿难过滤的问题；

In view of the quality problems with viscosity , sulphur and phosphorus contents , it is proposed in research work to coarsen grinding sizes and to adopt plate-and-frame press for classifying filtration , thus the problems with iron ore concentrate filtration are resolved preliminarily .

涡流空气分级机广泛应用于粉煤灰分选，但较细的分级粒度要求与分级效率、分级精度、大处理量之间的矛盾，以及能耗高和部件磨损严重等仍亟待解决。

Vortex air classifier is wide used to classify coal ash , but the contradiction among fine particle size and high classifying efficiency , high precise , high feeding capacity , as well as the high energy consumption and parts abrasion are all demanding prompt solution .

本文重点研究了基于前向纠错的精细粒度自适应的可分级多描述编码FGA-FEC，保证嵌入式码流可靠传输的同时，通过叠加网络结点的自适应处理，可以满足用户的不同视频帧率/质量/分辨率要求等。

This paper focus on scalable video streaming with fine grain adaptive forward error correction ( FGA-FEC ) . The source bitstream are adapted in intermediate overlay nodes to satisfy heterogeneous users with both different video frame rate / quality / resolution requirements and different network connections .

介绍了美国德瑞克公司的高频细筛在降低含硅量、提高铁精矿品位、控制粒度和磨矿分级中的应用，以及取得的技术和经济效果。

The application of American Derrick 's high frequency fine screen in reducing silicon content , raising the grade of iron concentrate , controlling particle size and grinding-classification and the technical and economical effects achieved are presented .