burning of soil是什么意思

用法例句

Fifteen rice trace in sintering soil of Duling ao ruin were studied with scanning microscope.

用扫描电镜对独岭坳遗址红烧土中解剖出来的 15粒稻谷印痕进行了观察研究 ,发现其粒形似籼而双峰乳突纵横排列特征近于粳稻 ,尚留有茶陵野生稻的某些特征 ,推测属于二向演化的原始小粒栽培粳稻类