cross section of a stream

基本解释河料面

网络释义

1)cross section of a stream,河料面2)cross section of river channel,河料面3)Bayanghe stock yard,八洋河料场

用法和例句

Study on wide space pre-splitting blasting in Bayanghe stock yard;

八洋河料场宽孔距预裂爆破研究

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