英德
有道
百度
谷歌
图片
维基
百科
开切眼 [kāi qiē yǎn]
[矿业] open-off cut
through cut
first cut
through cut
first cut
- 介绍了雁崖矿综采工作面开切眼以及停采维护时的施工工艺及其优点。
This paper introduces the first cut on comprehensive mechanized coal mining face in Yanya Coal Mine and the construction techniques and merits of stopping mining maintenance method. - 工业试验表明：开切眼巷道使用改进后的锚杆支护，有利于工作面安全生产，且能降低支护成本。
Commercial tests indicate that adopting the improved bolts are good for safety in production and can reduce support cost. - 针对煤矿开切眼巷道的特点，对可回收水泥金属锚杆结构进行改进，使其能够在开切眼巷道中使用。
According to the characteristic of the open-off cuts, we have improved the structure of retrievable cement metal bolts so that it can be used in open-off cuts.
 |
 |
 |
 |
 |
 |
 |
中国词汇量第二的英语词典
更多精彩，登录后发现......
