decantation是什么意思

decantation

英英释义

1. the act of gently pouring off a clear liquor (as from its original bottle) without disturbing the lees

例句

1. May I decant it now to allow it to breathe? 我可否慢慢倒，好让香味散发出来?
2. You centrifuge the solution, decant the supernatant, and discard the pellet. 你然后对溶液离心，慢慢倒出上清，弃沉淀。对上清液你加更多的硫酸铵。
3. 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。
4. This slip is for urine test. Please save the urine in this cup and decant it into the tube to the top. 这是检验小便的单子，想要小便时，请留到这杯子再倒到管子，到十的刻度。
5. Barrel pumps are commonly used to decant liquid additives during the preparation of treatment fluids at the wellsite. 在井场配置处理液时普通用桶泵来缓慢倾注液体添加剂。
6. By gravitational decantation and centrifugal separation treatmentm,the mass concentration of quinoline insoluble(QI) in coal tar is less than 0. 以煤焦油为原料;通过重力预沉降、离心分离处理;制备出优质的针状焦生产原料;煤焦油中喹啉不溶物(QI)质量分数<0。