Two-prop shield powered support with high resistance and high reliability is development trend of modem powered support of mining face at home and aboard.
英
美
释义
摘要国内外现代化矿井工作面液压支架发展趋势是高工作阻力、高可靠性的两柱掩护式高端液压支架。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载