砾石通常是经过筛析和粒度分级的袋装砂子。
The gravel frequently is sieved and graded sand that is packed in bags.
选矿流程中对矿浆进行粒度分级，及洗矿作业中的脱泥、脱水等作业。
Beneficiation process of the pulp to particle size grading, and washing de-mining operations in the mud, dehydration and other operations.
通过正交试验，给出影响RDX丙酮重结晶粒度分级工艺的主要因素。
The principal factors affecting the grading process for the recrystallization of RDX from acetone are given through the orthogonal test.
分级机广泛应用于金属选矿中对矿浆进行粒度分级，以及洗矿作业中的脱泥、脱水等作业。
The machine is widely used for grade the granules in the ore pulp during the selecting technological, and it is also used for cleaning mud and dehydrate in mill washing work.
结果表明，使用该系统得到的产品粒度均匀，能满足物料超细分级的要求。
It indicates that uniform granularity superfine powders can be attained by the system, and the powders can satisfy the requests of grading superfine powders.
实际仿真研究表明，该方法能够提高生产效率，解决磨矿过程中有一定难度的溢流浓度和分级粒度控制问题。
Practical simulation and research show that the production efficiency of the milling system is increased, and the overflowing concentration and size grading control are satis…
振动分级筛在矿井毛煤转化为入洗原煤过程中是保证入洗原煤和产品原煤质量(粒度合格)的关键设备。
Vibration classification screen is the key to ensure the quality of washing raw coal and product raw coal in the process of changing from run-of-mine coal to washing raw coal.
磨矿分级作业是选矿生产过程中至关重要的环节，磨矿粒度的好坏直接影响到浮选的精矿品位和回收率。
The particle size of grinding circuit is the important factor to the grade of concentrated ore and metal recovery rate.
研究超细锌粉气流分级技术工艺条件对产品粒度的影响因素。
The effect of the technical parameters on the particle size of the superfine zinc powder from the air-classification is investigated.
讨论了空气重介流化床分选对入料粒度上下限的控制方法和存在问题，介绍了潮湿原煤空气分级新方法。
The problems in controlling upper size and lower size of feed into an air solid fluidized bed were discussed, and then an air classification technology of moist raw coal was introduced.
提出将煤的分级技术和型煤技术结合起来，使原煤变成由块煤和型煤构成的具有一定粒度分布的块粒型煤。
This paper presents a technique with which the row coal is made to be the mixture of chinaley coal and granular briquette (MCCGB) with a granularity distribution.
本文对基于对象的小波域视频细粒度可分级编码中的两个关键问题，即视频对象编码和运动估计技术进行了深入研究。
This paper makes a deep insight into two problems of object-based fine granular scalable video coding in the wavelet domain, namely video object coding and motion estimation techniques.
本机适用于制药、化工、食品等行业的干粉无粒度的分级用途。
It's applied in pharmaceuticals, chemical industry and foodstuffs for size grading of power feed.
本实验研究了水力旋流器的进口压力与浓度对旋流器性能的影响，包括生产能力、分级效率、分级精度、分级粒度等指标。
This experiment focuses on the influence of inlet pressure and consistence to performance of hydrocyclone including output, separation efficiency, separation precision etc.
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.
由于传统螺旋分级机的分级效率较低，分级产品的粒度难以控制，从而直接影响球磨机的处理量和最终的选别指标。
Since conventional screw classifiers have a lower efficiency, it is difficult for them to control their product sizes, affecting directly ball mill's throughput capacity and final separation results.
成品粒度可按用户的需求进行组合和分级。
Finished product granularity according to users' demands combination and grading.
首先，详细介绍了它支持的时域、空域、SNR粗粒度可分级(CGS)和SNR精细粒度可分级(FGS)编码的原理和实现；最后，对视频可分级编码技术的应用前景进行了总结。
Firstly, the principle and implementation of temporal Scalability, spatial Scalability, SNR Coarse-grain Scalability (CGS) and SNR Fine-grain Scalability (FGS) Video Coding are introduced in detail.
本系列振动筛共有四十种规格，其中重型筛供大粒度物料分级、轻型筛供中小粒度物料分级。
There are 40 specifications for YA series, of which the heavy-duty type is used for the classification of large size materials, while the light-duty type is for the middle and small size materials.
最好的指甲锉刀是分级别的那种，有不同型号和粒度（甲锉上数字单位的面积颗粒数，表示甲锉的粗糙程度）。
Some eof the best nail files are professional grade files, available in different types or grits.
最好的指甲锉刀是分级别的那种，有不同型号和粒度（甲锉上数字单位的面积颗粒数，表示甲锉的粗糙程度）。
Some eof the best nail files are professional grade files, available in different types or grits.
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