英语词汇roadway excavation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

网络释义

1
?巷道掘进
巷道掘进

短语

1
seam roadway excavation
煤巷掘进
2
double roadway excavation
双巷掘进
3
gob-side roadway excavation
沿空掘巷

双语例句

1
The roadway excavation and supporting are crucial techniques in mining engineering.
巷道掘进与支护是采矿工程的技术关键。
2
Temporary supporting is a requisite working procedure for bolting work in full mechanized roadway excavation face.
综掘巷道采用锚杆支护时，临时支护是必不可少的一道工序。
3
The blasting hole arrangement of hard ductility rocks in the roadway excavation is discussed and explosive loading coefficient is determined.
介绍了该矿传统掘进凿岩爆破方法，详细阐述了该矿硬韧性岩的巷道掘进炮眼布设及装药系数的确定。

单词	roadway excavation
释义	roadway excavation 简明释义路基开挖网络释义 1 ?巷道掘进巷道掘进短语 1 seam roadway excavation 煤巷掘进 2 double roadway excavation 双巷掘进 3 gob-side roadway excavation 沿空掘巷双语例句 1 The roadway excavation and supporting are crucial techniques in mining engineering. 巷道掘进与支护是采矿工程的技术关键。 2 Temporary supporting is a requisite working procedure for bolting work in full mechanized roadway excavation face. 综掘巷道采用锚杆支护时，临时支护是必不可少的一道工序。 3 The blasting hole arrangement of hard ductility rocks in the roadway excavation is discussed and explosive loading coefficient is determined. 介绍了该矿传统掘进凿岩爆破方法，详细阐述了该矿硬韧性岩的巷道掘进炮眼布设及装药系数的确定。
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