Items related to 宁夏建筑用砂矿...

9787552558159: 宁夏建筑用砂矿产地质勘查技术规程(DB64T1755-2020)/宁夏回族自治区地方标准者_宁夏回

Synopsis

Language:Chinese.paperback.Pub Date:2021-03-01.publisher:Sunshine Press.description:Paperback.Pub Date:2021-03-01 Pages:15 Language:Chinese Publisher:Sunshine Publishing House This regulation stipulates the objectives and tasks of sand mineral exploration for construction. the degree of exploration research and exploration control.

"synopsis" may belong to another edition of this title.