石底层 meaning in English
shihti formation
Examples
- Water quality ; design and use of quantitative samplers for benthic macro - invertebrates on stony substrata in shallow freshwaters iso 8265 : 1988 ; german version en 28265 : 1994
水质.浅淡水中多石底层上水底大无脊椎动物的定量取样 - Water quality - biological methods - methods of biological sampling : guidance on the design and use of quantitative samplers for benthic macro - invertebrates on stony substrata in shallow freshwater
水质.生物法.生物取样法.浅淡水中多石底层上大无脊椎动物定量取样器设计和使用指南