“灰化作用”的概念、定义、翻译、参考文献-科学参考

单词	灰化作用
释义	灰化作用 Encyclopedia 农学灰化作用释 podzolization灰化作用土壤铁、铝、锰等金属离子与有机酸螯合淋溶淀积，在土体上部形成二氧化硅相对富集的灰白色淋溶层，而在土体下部形成三、二氧化物相对富集的淀积层的过程。
随便看	tunnel and underground engineering tunnel-borehole-surface electromagnetic instrument tunnel boring machine tunnel boring machine carrier seismic wave method tunnel boring machine jamming tunnel boring machine method tunnel boring machine rock breaking earthquake focus method tunnel boring machine submergence tunnel breakdown tunnel by drilling and blasting tunnel by pipe jacking tunnel by shield digging tunnel coefficient tunnel cross section design tunnel cultivation tunnel diagram tunnel diod tunnel diode tunnel diversion tunneled space tunnel effect tunnel electrical and mechanical facilities information acquisition equipment tunnel engineering survey tunnel entrance lighting tunnel erosion

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