Pulverized coal ash is hydraulically filled on ground of Zishan. Its grains were fine as silty sand.
紫山灰场粉煤灰作为一种冲填土，粒度细，似粉砂。
"He was my only son," said Ma Xiangqian's father, Ma Zishan, a struggling farmer of landscape plants and trees grown for use in the bustling cities.
“他是我唯一的儿子，”马向前的父亲马子善说，他是一个给大城市种植园林树木的农民。
"He was my only son," said Ma Xiangqian's father, Ma Zishan, a struggling farmer of landscape plants and trees grown for use in the bustling cities.
“他是我唯一的儿子，”马向前的父亲马子善说，他是一个给大城市种植园林树木的农民。
应用推荐