ore

• Naturally these high rates of production were exhaustive of america's better ore supplies .
  这样高的生产值自然会耗尽美国较佳的铁砂。
• Using coke in iron ore reduction produces copious quantities of airborne particulates .
  炼铁过程中使用焦炭，会在空中形成大量的悬浮粒子。
• The hydrocarbon content of this phosphate ore provides most of the heat needed for the calcination .
  这磷矿所含烃量能提供锻烧所需的大部分热量。
• Their materials costs are largely governed by prices on world markets for fuels and ores .
  物料成本在很大程度上受世界市场燃料和矿产价格的制约。
• In all hydrothermal deposits the minerals formed are not solely the sulfide ore minerals .
  在所有热液矿床中，所形成的矿物并不单单是硫化物矿石矿物。
• In many parts of the ore bodies the schlieren ore shows a very characteristic flow structure .
  在矿体的许多部位，异离体矿石表明有非常特征性的流动构造。
• The rounds are definitely not particularly constricted except in the case of extremely narrow ore veins .
  除了矿脉很狭窄，否则炮眼组肯定是不大受夹制的。
• After enduring the hardship of the arduous fieldwork , the prospecting team discovered many new ores .
  地质勘探队员餐风饮露，历尽辛苦，找到了不少新的矿藏。
• Later, he found that fine(together with charcoal)could be used to extract certain metals from ores .
  后来，人们发现，用火（加上炭）可从矿石中提炼某些金属。
• They provide the iron ores which supply the industrial complexes of detroit and the surrounding regions .
  它们给底特律及其周围地区的工业联合企业提供铁矿石。