请输入您要查询的字词:
单词
first supporting
释义
first supporting
Encyclopedia
工学
巷道支护
释
first supporting
一次支护
在软岩(土)层、较破碎的不稳定岩层或高地应力地层中掘进巷道与硐室,为保障施工安全并维护井巷的长期稳定,开挖后初次进行的支护。又称初次支护。
随便看
Anecdotes of Lord Zuo Zhongyi
Anecdotes of the Ming Dynasty
Anecdotes of Xuanhe Era
Anecdotes on the Sea Island
anechoic chamber
anechoic room
anechoic water tank
Anegada Passage
An Egyptian Story
anelastic
anelastic approximations
anelastic deformation
anelasticity
anelastic material
anelectric
anelectrolyte
An Elegy for Easterly
An Elegy on Encountering Sorrows
An Emerald Hairpin
anemia
anemia of chronic disease
anemic infarct
anemogram
anemograph
anemometer
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/1/24 21:53:07