In the carburizing process, rare earth elements could promote the decomposition and absorption of medium and the diffusion of carbon atom.
在渗碳过程中，稀土元素对介质的分解，吸收和碳原子的扩散都起到了促进作用。
As a principal technique of water pollution control, aquatic plants make water pollution control effectively by decomposition, absorption, and adsorption among plants, microbes and environment.
以水生植物为主体的水污染控制技术，利用植物及其微生物与环境之间的相互作用，通过分解、吸收或吸附作用，使水污染得到有效控制。
A two-reaction system composed of an absorption reactor and an electrochemical reactor has been studied to produce of hydrogen and elemental sulfur by decomposition hydrogen sulfide.
论述了氧化吸收反应和电解再生反应相结合的双反应系统从硫化氢中同时制取氢气和硫黄的方法。
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