查询词典 refined grain

The results show that,when cooling velocity increases,the beginning temperature and the finishing temperature of phase transformation are both decrease,the grain is obviously refined.

结果表明：随着冷却速度的增大，相变开始温度和结束温度均降低，晶粒明显被细化。

The results show that, with the increase of extrusion ratio, that is, the increase of deformation, the volume fraction of new grains is growing gradually during deformation, and under certain conditions, dynamic recrystallization can be repeated, thus the grain is significantly refined, which effectively improves the mechanical property of the alloy.

结果表明：随挤压比的增加，即变形量的增加，在变形过程中新晶粒所占体积分数越来越大，且在一定条件下动态再结晶可以重复进行，因此使晶粒得到明显细化，有效提高了合金综合性能。

The results show that the grain size is refined by the addition of Nd or Dy, especially combined addition is better than single addition.

结果表明：ZK10镁合金中分别加入Nd和Dy均能细化晶粒，且Nd和Dy同时加入的效果优于单一加入的效果，当同时加入质量分数为0.2% Nd和0.6% Dy时，合金的平均晶粒尺寸由原来的150 μm细化至60 μm，使ZK10合金的抗拉强度和屈服强度分别提高至191.0 MPa和69.0 MPa，伸长率达到16.6%，与未加入稀土的ZK10合金相比分别提高89%，43%和232%。

In the case of additions of 0.06%Ti, 0.012%B, and 0.1%Sr,δ-Mg grain is greatly refined and the best room temperature mechanical properties are gotten.

在本实验条件下，当炉前加入0.06%Ti、 0.012%B、 0.1%Sr时，合金的组织形态得到显著改善，合金的室温力学性能最佳。

Just about the rare-earth which absorbed in top of the phaseβ, the growth of bacillary compounds is restrained. Thereby, the grain is refined and the impact flexibility is increased . In

另外，稀土元素在镁合金表面的聚集可以和氧化镁组成复合氧化膜，从而加大了镁合金氧化膜的致密度，由此起到了很好的阻燃作用。

The results obtained showed that Zr is the element by which the recrystallizationtemperature of the alloy is substantially raised and the grain size is refined, butthe T′_c is not yet increased.

结果表明，Zr能明显提高再结晶温度和细化晶粒，但无提高T′_c的能力。

It was demonstrated that dynamic recrystallization followed by metadynamic recrystallization can occur in the final passes and then austenite grain is further refined under the reasonable rolling schedule.

结果表明，在合理的温度和压下条件下，应变累积可导致在精轧过程出现动态+亚动态再结晶行为，促进奥氏体晶粒的进一步细化。

The nanocomposite deposits prepared by ultrasound-pulse electroforming had smooth morphology, refined crystal grain and compact microstructure.

在超声—脉冲电铸方式下，可以获得晶粒细小、表面光滑、组织致密的纳米复合沉积层。

When the austenite was deformed in the recrystallization region, sufficient deformation per pass brought about fully recrystallization, and refined the grain.

结果表明奥氏体再结晶区变形时，单道次变形量越大则再结晶进行得越充分，再结晶后的晶粒就越细。

If the RE/S ratio reached a critical value, namely about 4, not only the MnS inclusion is completely converted into sulphide and oxysulphide of RE, but also the prior austenite grain is remarkedly refined and their toughness is improved.

当RE/S达到临界比值(约为4)时，不仅使MnS夹杂物完全转变成稀土硫化物和稀土硫氧化物，而且使高温奥氏体晶粒显著细化，改善韧性。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。