![compaction造句怎麼寫]( "compaction造句怎麼寫")
- soilcompactioncontrolkitSoilcompactionoftenmakessoilstructuredestroyingandsoildegrading.Otherfactorsthataffectporosityarecompaction,consolidationandcementation.Aerationporosityismoresensitivethantotalandcapillaryporositytoreflectsoilcompactiondegree....
- 27785
中文谷