例句與造句

1. Delgratia bought rights to Coco Mina and five other Nicaraguan concessions in October 1994 for $ 75, 000 plus a 2.5 percent share of net smelter return.
2. Royal Gold has 1 % net smelter return royalty held on eight of the mineral claims and one mining lease, including those which host the deposit on the Berg property.
3. In the summer of 2011 Royal Gold paid Seabridge Gold C $ 160 million for a 2 % net smelter return royalty claim on the KSM gold-copper-silver-molybdenum project in northern British Columbia.
4. Probable reserves were estimated at 350 million tonnes grading 0.35 gram per tonne of gold and 0.18 per cent of copper ( based on a $ 5.50 net smelter return cut-off ).
5. It's difficult to find net smelter return in a sentence. 用net smelter return造句挺難的