oversize grain是什么意思

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用法例句

The results show that the main reason is many little cracks(white spot) exist,and heavy reticulation structure,inclusion,coarse grain and side decarburized stucture.

结果表明,其发生断裂的主要原因是存在较多的小发纹(白点),加之较严重网状组织、夹杂物、晶粒粗大和边部脱碳组织,在机械加工力的共同作用下,导致轻轨发生断裂。

This paper introduces the effect of coarse grains on the ultrasonic inspection of 40CrMo steel used for crankshaft.

由于42C rM o曲轴锻造坯组织晶粒粗大,影响了钢中缺陷的超声波定性探伤效果。

This paper introduces the effect of coarse grains on the ultrasonic inspect ion of 42CrMo steel used for crankshaft.

由于42CrMo曲轴锻造坯组织晶粒粗大,影响了钢中缺陷的超声波定性探伤效果。

A simply principle of distinguish gross errors from data was introduced.

简要介绍了实验数据粗大误差判别的基本原理 ,并通过实例说明了 Origin软件在色谱实验数据粗大误差剔除中的具体应

This paper first makes a brief presentation of gross errors in measured data.

简述了测量数据中粗大误差的概念,分析了粗大误差产生的原因和消除方法,介绍如何根据3σ准则在测量数据中发现并剔除粗大误差。

The effects of cold rolling processes on coarse grains of aluminium foil blanks in annealing are studied.

试验研究了变形程度、道次加工率、润滑等对铝箔坯料退火产生粗大晶粒的影响。

The coarse grain in cast strip is produced on the condition that cool speed is not fast enough to overcool aluminum melt in whole cast area, and only provide proper temprature gradiant to keep cellular grain growing up.

铸轧区内铝液与铸轧辊接触瞬间，当铸轧辊冷却强度不足以使整个断面铝液同时产生较大的过冷，而仅能保持胞状晶生长所需的液体温度梯度时，铸轧板就会出现粗大晶粒；根据传热学原理，分析了具体生产条件，提出增大铸轧辊冷却强度、降低前箱温度以及添加铝钛硼丝等防止铸轧板产生粗大晶粒的措施。

New distinguishing model for gross error based on GM(1,1) model;

一种新的基于GM(1,1)模型的粗大误差判别模型

A new method based on the Entropy and Grey Theory and used to distinguish the gross errors in measurement values is proposed.

提出了基于信息熵和灰色理论的测量数据粗大误差判别方法 ,该方法对测量数据没有分布要求 ,计算简单可行 ,经多个实例的计算 ,取得了较好的判别结果 。

Four judgment criteria for gross error are introduced.

介绍了粗大误差的四个判定准则,基于判定准则和VB编程技术设计了粗大误差判定系统。