drop arch 中文意思是什麼
drop arch
解釋
【建築】垂拱。-
The measures against coal arch camber in planomural coal bin and coal drop pipe are proposed by analyzing practical cases
通過實例分析,提出了解決煤倉及落煤管落煤起拱的措施。 -
The influencing factors of coal arch camber in planomural coal bin and coal drop pipe with rectangular or circular cross section during coal drop are studied theoretically
摘要對落煤過程中平壁煤倉及截面形狀分別為矩形、圓形的落煤管起拱的影響因素進行理論研究。
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