×
key bed
meaning in English
【地质学;地理学】标准层。
Examples
Study on the
key bed
theory of roof supporting in stope
采场支撑顶板关键层理论的研究
Related Words
bed
bedding
key
keyer
keyes
keyed
key beam
key because it makes oil boil
key benefits
key bibliographic reference
PC Version
Copyright © 2018 WordTech Co.