经对比，提出利用T4280双柱坐标镗床作为研制粘接装置的工作平台，进行多层壳体粘接装置的总体设计。
By contrast, multilayer shells bond device is designed which the T4280 twin columns coordinate boring lathe is used as the bond device labor flat roof.
对带双侧异形凹槽铝合金壳体的材质选择、成形工艺以及热处理工艺规范进行了研究。
The material selection, the forming technology and the heat treatment rules of the aluminium alloy shell with two-sided special impression are studied.
假设壳体材料是刚塑性的并满足双矩弱作用的极限条件。
It is assumed that the shell material is rigid-plastic and obeys the two-moment limited-interaction yield condition.
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