n.the act of following someone secretly

同義詞：shadowing

adj.following surreptitiously; keeping under surveillance

同義詞：shadowing

Application of biochar on mine tailings: Effects and perspectives for land reclamation
Release, transport and attenuation of metals from an old tailings impoundment
Adsorptive removal of phosphate from aqueous solutions using iron oxide tailings
Bioavailability and toxicity of metals leached from lead-mine tailings to aquatic invertebrates
Reduction of acid generation in mine tailings through the use of moisture-retaining cover layers as oxygen barriers: Discussion
Biochar derived from anaerobically digested sugar beet tailings: Characterization and phosphate removal potential
Extraction of bitumen from bitumen froth and biotreatment of bitumen froth tailings generated from tar sands
The pore-water geochemistry and the mineralogy of the vadose zone of sulfide tailings, Waite Amulet, Quebec, Canada
Diversity and Characterization of Sulfate-Reducing Bacteria in Groundwater at a Uranium Mill Tailings Site
Removal of phosphate from aqueous solution by biochar derived from anaerobically digested sugar beet tailings