preparatory workings中文,preparatory workings的意思,preparatory workings翻译及用法

2025-11-01 10:29 浏览次数 9

preparatory workings

[prɪˈpærəˌtɔ:ri: ˈwə:kiŋz]

準备巷道

preparatory workings 例句

英汉例句

  • The synthetic control of large-scale collapse of preparatory workings after submergence in Chengchao Iron Mine

    程潮铁矿淹井后采準巷道大面积坍塌的综合治理

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