lump ore

基本解釋

This paper studies the motion law of the lump ore by vibrating drawing with simulated experiments in stopes.
通過大量模擬試驗，分析和研究了振動出礦采場大塊運動規(guī)律。
In order to make rational use of iron ore resources and achieve a perfect tech-economical results of iron-making, the sinter, pellets and lump ore should be used in proper proportions.
為了合理利用鐵礦石資源，并且獲得最佳的煉鐵技術(shù)經(jīng)濟效益，必須將燒結(jié)礦、球團(tuán)礦和天然塊礦搭配使用。
The necessity of rebuilding the existing large breaking system and improving the output ratio of high quality lump ore and the concrete rebuilding scheme as well as the feasibility are expounded.
論述了天鐵石灰石礦生產(chǎn)現(xiàn)狀，對改造現(xiàn)有大破碎生產(chǎn)系統(tǒng)，提高優(yōu)質(zhì)塊礦產(chǎn)出率的必要性以及具體改造方案與可行性進(jìn)行了探討。

It is also a major supplier of direct-shipping lump and fines iron ore out of Australia.
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What was decades ago a lump of rock can be transformed into an economic ore by new technology.
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