secondary grain

The results show that secondary normalizing can remove the wustite structure and make grain refining.

通过对几种细化晶粒方法的比较,提出采用二次正火可细化晶粒并消除魏氏组织.

Owing to two sections of filling phenomena in the secondary branches, it may lead to a higher sterile grain rate. if some unfavorable factors happen.

由于二次枝梗籽粒有两段灌浆现象，如遇不利因素，可导致空秕率增多。

The grain number per panicle was mainly determined by secondary branch grains.

产量与每穗粒数关系最密切，而每穗粒数主要由二次枝梗粒数决定，其次是着粒密度和一次枝梗粒数。

There were significant differences in soil grain structure, pH, organic matter and total nitrogen between shrub-grassland and virgin forest, but no significant differences between secondary forest and virgin forest were detected.

土壤颗粒度、pH值、有机质和全氮含量在灌草丛和原生林之间存在显著差异，但所有土壤理化指标在次生林和原生林之间无显著差异。

The results show that the secondary phases mainly segregate along the grain boundary;

结果表明：Cu-Te合金中的第二相主要分布在晶界上；