长房
zhǎng fáng
- primogeniture;the eldest branch;the eldest son and his family
长房 长房
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[primogeniture; the eldest son and his family] 长子身分;长子一脉所传
长房[zhǎng fáng]
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长房式采煤法在小煤矿中应用的探讨
Discussion on Long Room System Applied in Small Colliery
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论述了目前小煤矿开采技术存在的主要问题，探讨了采用长房式采煤法改革小煤矿开采的技术问题，此法适用于条件合适的小煤矿。
This paper points out main disadvantages of mining technology being used in small collieries and discusses how to adopt long room system to reform the current technology of mining .
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觉新在这一房里是长子，在这个大家庭里又是长房的长孙。这对孙小姐是老实话，不好辩驳，而旁人听来，只觉得鸿渐在客气。
In the large Kao family , he was the eldest son of an eldest son ; Miss Sun knew this to be true , while to the others it just sounded as though he was being polite .