中碳钢 medium-carbon steel ; carbon steel ; Medium Steel ; Stainless Steel
软中碳结构钢 Soft Medium Structural Steel ; [材] soft medium carbon structural steel
煤中碳 carbon content in coal
中碳石墨 medium-carbon graphite
中碳锰铁 mid-carbon fe-mn ; The carbon Ferro manganese ; Medium carbon ferromanganese
中碳钢丝 [材] medium carbon steel wire ; bullet wire
中碳合金钢 middle carbon alloyed stee ; Medium carbon alloy steel
一氧化碳中毒 [内科] carbon monoxide poisoning ; [内科] anthracemia ; ACMP ; CO poisoning
碳中和 Carbon Neutral ; Carbon Offset ; carbon-neutrwis
钢是铁与碳的合金,焦煤便是熔炼过程中碳的来源。
Steel is an alloy of iron and carbon. Coking coal is a source of carbon in the smelting process.
由于种种原因,在古新世-始新世极热时期地球大气中碳上升的量。
During the PETM, for reasons that are still unknown, the amount of carbon in Earth's atmosphere rose rapidly.
储存在森林生物量、枯木、垃圾和土壤中的碳量共大约相当大气中碳量的50%。
Carbon stored in forest biomass, deadwood, litter and soil together is roughly 50 percent more than the amount of carbon in the atmosphere.
So either a potassium cyanide or sodium cyanide, these are used in synthesis in terms of making carbon-carbon bonds.
因此无论是氰化钾还是氰化钠,都被用来在合成过程中,制造碳碳键。
And because, of course, we have this carbon here what you end up doing is adding a carbon to your molecule.
因为,当然,我们这里有一个碳,接下来需要做的就是在你的分子中再加上一个碳。
Fat has twice the calories per unit weight that protein or carbohydrate sugar has, as a consequence, has the greatest survival value.
单位重量中脂肪的热量含量,是蛋白质和碳水化合物的两倍,因此,脂肪才是最能维持生存的物质
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