常見例句雙語例句In this study, material inputs of iron ore, crude copper and crude aluminum of China were calculated and analyzed.本文以中國鐵礦石、粗銅和原鋁生產(chǎn)為研究對象,對其物質(zhì)投入進(jìn)行了計(jì)算分析。While the overall material input of iron ore and crude copper displayed a decreasing trend, that of crude aluminum presented ruleless over the study period.全國鐵礦石和粗銅的物質(zhì)投入在整體上有較明顯的下降趨勢,但原鋁的這一指標(biāo)則無規(guī)律可循。This method has been employed with good results for determining copper in tin-based bearing alloy, Babbitt alloy and crude copper containing tin and antimony.本法已應(yīng)用于錫基軸承合金、 巴氏合金及含有錫或銻的粗銅中銅的測定,效果良好。權(quán)威例句The risk-off sentiment manifest in the pits in metals was also notable in crude oil, copper, and stock futures.FORBES: In The Lead - QE: Quite ElusiveStrong FAI is bullish for commodities demand as increased industrial activity and construction gobbles up more cement, iron ore, crude oil and copper.FORBES: China Bull Still Runs Strong Even If SlowerIn the initial break in 2008 after the failure of Lehman Brothers, stock markets and industrial commodities such as crude oil and copper fell quickly.FORBES: FOCUS: Financial Market Break Revives Memories of 2008 返回 crude copper