- graded underbed
- SEWAGE TREATMENT TERMS ТНТ №004
классифицированный подстилающий слой фильтра
New terms dictionary. 2013.
graded underbed
Смотреть что такое "graded underbed" в других словарях:
building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… … Universalium
