二次碳化物 proeutectoid carbide ; secondary carbide
二次共析碳化物 secondary eutectoid carbide
二氧化碳植物区系理论 theory of carbon dioxide flora
二氧化碳水合物 carbon dioxide hydrate
环境保护署称,它的发现是基于对六种温室气体的极其严格科学评判而做出的,这六种气体包括:二氧化碳,甲烷,一氧化二氮,氢氟碳化物,全氟碳化物以及六氟化硫。
The EPA said its finding was based on a rigorous review of science on six greenhouse gases: carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons and sulfur hexafluoride.
比如火山,金属碳化物,甚至是二氧化碳、水、催化剂与阳光的相互作用而形成的。
Such as volcanoes, carbides of metals, or simply by the reaction of carbon dioxide, water and catalysts with sunlight.
此材料具有三种类型的碳化物,一类碳化物与二类碳化物的性质与物理状态均不相同。
This alloy has three type of carbides, the properties and physical conditions differ greatly from the first class carbide to the second class carbide.
应用推荐