brick making industry的意思|示意

The paper introduces technical flow of making brick from soot dust. This is the most widespread application of soot dust in construction industry.

本文介绍粉煤灰在建筑行业中最广泛的应用——制砖的工艺流程及性能。

Social groups say there are at least 35,000 children working in the leather industry, brick-making kilns, small tea shops and as rag-pickers in Bombay alone.

有社会团体称，仅在孟买市就有至少35000名童工在从事着制作皮革制品、烧砖和拾破布废纸等工作。