This method may be used to control and predict the solidified grain size, provide a concise means for optimizing experimental design, and be of big practical value.
这表明，用这一方法可对凝固晶粒尺寸进行控制和预测，为优化实验设计提供了简便实用的手段，具有较大的实用价值。
Therefore, the technological guide-thought to control tough-strength properties of the steel according to fining its grain size should be corrected.
从而改变了此钢按细化晶粒度控制强韧性的工艺指导思想。
In order to attain nano grain size sintering materials, we must control strictly not only sintering temperature but also sintering time.
欲获得纳米尺度晶粒的烧结体材料，不仅需要采用远低于其常规的烧结温度，对烧结时间亦应严格限制。
It's necessary to study how to control the growth of grain size during the sintering process.
因此如何控制烧结过程中晶粒长大成为亟需解决的问题。
From the aspects of grain size, impurity shape and size, structure type and so on, the control or influence factors of pipeline toughness are discussed.
本文从晶粒尺寸、夹杂物形态和大小以及组织结构类型等几个方面论述了管线钢韧性的控制或影响因素。
This article introduced the usual terms of grain size, measurement and production control for high -purity barium carbonate. it also presented some measures to control grain size in the production.
介绍了高纯碳酸钡的常见粒度表述术语，评价方法与生产控制手段，为高纯碳酸钡生产中的粒径控制提供了多条途径。
Different ferrite grain size and combination of ferrite, bainite and martensite phases were obtained according to the control of cooling rate.
通过冷却速度的控制实现钢材内部铁素体、贝氏体、马氏体不同的相组成和铁素体晶粒尺寸。
Grain size is one of the main factors to control the pollutant distribution in sediment.
沉积物的粒度是控制沉积物中污染物分布的主要因素之一。
Through wet chemical synthesis, ultrafine PZT powder can be obtained with high-purity, uniform grain size and precise control of composition.
通过湿化学法合成PZT陶瓷微粉可实现粉料的高纯、超细、粒度均匀及化学成分的精确控制。
A reduced sample grain size will result in a strong oxidation, thus the KBr disc technique for infrared spectroscopic analysis requires a strict control of the sample grain size.
样品粒径减小会导致样品严重氧化，因此压片法红外光谱分析要严格控制样品粒径。
The main cause of coarse grain formed in cast and rolled strips were analyzed combining with production practice. How to control and refine the grain size of cast and rolled strips is put forward.
结合生产实践，分析铸轧带坯产生粗大晶粒的主要原因，提出了铸轧带坯晶粒度的控制和细化措施。
There are usually three main features about the pilot plant test sample:large mass and large grain size of samples, difficulty to control the sample grade.
半工业选矿试样一般有三大特点：质量大、矿岩石样粒度大及控制送样品位难度大。
Therefore it is important to study the application of microstructure models and the control of grain size in the forging process.
因此，对微观组织模型应用，锻造工艺中晶粒度的控制等方面的研究有重要意义。
So on the research and manufacture process of the polycrystalline materials, it is attached importance to the control and the assess of the size of the grain size or the structure.
所以，在多晶材料的研究和生产过程中，都十分重视对晶粒度或组织大小的控制和评定。
So on the research and manufacture process of the polycrystalline materials, it is attached importance to the control and the assess of the size of the grain size or the structure.
所以，在多晶材料的研究和生产过程中，都十分重视对晶粒度或组织大小的控制和评定。
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