Life cycle assessment (LCA) for typical cement processes, the pre-calciner kiln, the wet kiln and the vertical kiln, was applied preliminarily for the first time in China.是什么意思_Life cycle assessment (LCA) for typical cement processes, the pre-calciner kiln, the wet kiln and the vertical kiln, was applied preliminarily for the first time in China.在线翻译_英语_读音_用法_例句