易混淆的单词： ORES

China has some , but not much , and the ores tend to be low grade .

中国拥有一些钾盐，但数量有限，而且矿石的品质往往较低。

Volatilization kinetics of antimony for pb-sb complex sulfide ores .

铅锑复杂硫化矿中锑的挥发动力学。

Pictured magnified 18 times , the mineral cacoxenite is found in some iron ores and is considered a nuisance , as it lowers the quality of the iron .

在放大18倍后，在一些铁矿石中发现了黄磷铁矿，这种东西是令人生厌的，因为它降低了铁矿的品味。

Lead ore : british lead ores have been worked since pre-roman times .

铅矿：自前罗马时代开始，英国的铅矿就被开发了。

Ores give up less of the metal-average grades have fallen by 30 % since 1999 according to gfms , a consultancy .

据咨询公司gfms数据，自1999年以来矿石的金属含量降低，平均品级降低了30%。