火焰式加热炉有两种基本类型：水平管箱式加热炉和立管圆筒形加热炉(图)。
Fired heaters come in two basic styles: horizontal-tube box - type heaters and vertical -tube cylindrical heaters Fig.
给出了等直径双圆筒透镜的中心偏对图象质量的影响。
The influence of the misalignment of equi-diameter cylinder bipotential immersion electron lense on image quality are given.
简介了大红山选矿厂中间矿仓施工图设计方案；阐述了圆筒仓支承与仓底板、基础形式的关系；
The Working drawing scheme of surge silo of Dahongshan concentrator was introduced in brief, the relationship between the silo support, the silo base and the foundation type was described.
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