1. Therefore unwashed river sand and leaf-mould mixture, or the usual mixture of clay with some organic detritus is suitable.

2. They dig into mud, so supply river sand, at least, not gravel.

3. They hold river sand(sentence dictionary), pieces of iron and charcoal.

4. The industry waste slag fly ash or the river sand is used as the siliceous material.

5. The material is imitated to serve as the river sand gypsum and the whiting powder, the layering material is the mica powder.

6. It degrades fertile agricultural land, depleting river sand and water burning of bricks.

7. They hold river sand , pieces of iron and wood charcoal.

8. Such as Natural Dolomite stone, River Sand, Silica Sand, Construction Sand, Quartz stone and much more.

9. It introduces the problems during construction of the cast in situ concrete pile embedded in rocks for sand loading berth of Fuzhou Port bulk cargo (river sand) wharf and the countermeasures.

10. Therefore a mixture of clay or loam and coarse river sand is needed.

11. The transplantation living rates of tube-seedlings reached 90.0% on the ground substance of yellow river sand.

12. G manual magnetic ore separator: Uses the artificial high - quality goods the river sand magnetic separation machinery.

13. And the stability of filtered water, from the economic perspective, relatively, than the quartz sand or river sand and sea sand much lower.