retained material meaning in English

筛余粗料

They , too , would learn , retain materials and receive all as i had done
他们也将和我一样学习、记住知识、接受一切。
The soundproof and heat retaining material of high efficiency can be installed at inner side of the aluminum plate in case of acoustic insulation and heat preservation needed
如果需要隔音保温，可在铝板内侧安装高效的隔音保温材料。
The summer dike consisting of water absorbing and quick setting material is made of the outer geotextile bag - form , the geomembrance inner bag - form with the effective water - retaining material inside and protecting cushion , reinforcing band , water injection hole , anti - seepage strap etc
摘要吸水速凝挡水子堤是由土工织物做外袋、土工膜做内袋和装在内袋里的高效保水材料以及护垫、加强带、注水孔、防渗带、防渗条等组成。