求翻译：工业生产中钨矿原料主要是白钨矿、黑钨矿和黑、白钨混合矿。白钨矿主要采用浮选法，本次论文从捕收剂、调整剂、浮选工艺和设备方面介绍了其现状和进展。粗粒黑钨主要采用重选法，细粒黑钨矿很难采用重选法，故在其表面性质研究现状的基础上，从捕收剂和工艺流程两方面加以概述。此外，还介绍了黑、白钨混合矿的选矿工艺现状。是什么意思？

Industrial production, the main raw material of tungsten ore is scheelite, wolframite, and black, white tungsten mixed ore. Scheelite flotation, the paper collector, adjust the dose, the flotation process and equipment to its status and progress. Coarse-grained wolframite re-election law, fine-grain

Tungsten production raw materials are mainly white, and black tungsten tungsten and tungsten mixed black and white. White tungsten flotation, mainly in the papers received from fishing, adjust, and flotation processes and equipment introduced its status and progress. Coarse black tungsten carbide in

Industrial production of tungsten ore raw materials mainly in scheelite, wolframite and tungsten black, white, mixed ore. Scheelite flotation method main, the papers from the collector, regulator, and flotation devices, introduced its status and progress. Coarse grained black tungsten key re-electio