bottom soil
短语词组
- pile bottom off soil 懸樁
- ocean bottom soil sampling 大洋底質調查
- pit bottom soil 坑底土躰
- stream bottom soil 河底土壤
- pit bottom soil layer 坑底土層
- culture bottom soil 養殖底泥
- conditions of pile bottom soil 樁耑土層條件
- Ponds bottom soil quality improvement 池塘底質改良 返回 bottom soil