1.Filtration, decantation , distillation, evaporation and crystallization are physical separating methods without formation of new substances.
过滤、倾析、蒸馏、蒸发和结晶法都是物理分离法，它们没有生成新的物质。
2.Summarize of safety construction decantation road design of Tianjin flood storage area
天津市蓄滞洪区安全建设撤离路工程设计综述
3.cold decantation, in which most of sterols are separated out;
冷析，使绝大部分甾醇析出；