病变部位均在顶壁是其特点；
筛窦顶壁与筛板的连接方式以高台式多见。
The high type was the most connection modes between ethmoidal roof and cribriform plate.
在大型油罐设计中采用线性理论的方法，分析论述了罐顶对罐壁是否产生影响这一问题。
The paper, using linear theory, analyses whether tank roof has any impact on shell stress.
长壁采煤法的采煤工艺具有多重特点：顶分层采煤增加了要为下分层填设假顶的工作。
The roof slice longwall method increases the work of laying false roof for next slice.
三是罐壁腐蚀在罐的阴面壁、顶结合部。
The third is the shadow part of combined part of wall and top.
三是罐壁腐蚀在罐的阴面壁、顶结合部。
The third is the shadow part of combined part of wall and top.
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