1.The possibility of utilizing low calciferous rock and blende tails in the cement industry has been studied.

1.研究利用低钙石和闪尾代替粘土煅量的水泥熟料。

2.Ores consist of pyrite, blende, aurum, zinckenite, tennantite, antimonite, realgar, and orpiment, belong to typical Low-temperature minerals assemblage .

2.石由黄铁、闪、然金、辉锑铅、砷黝铜、辉锑、辉锑银铅、雄黄、雌黄等组成,为典型的低温热液物组合。