Optimum Design of Heat Exchanger with Mixed Bundle of Inclined-pin Fin Thbes.
斜针翅管强化混合管束换热器的优化设计.
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Weld-on hinge for RH and LH applications. Spring-loaded pivot pin for easy door removal.
焊接门铰,左右门均适用. 弹簧加载旋转轴心,便于门拆卸.
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She was a famous pin-up model long before she made her dazzling film debut.
她早在惊艳的电影首秀之前就已经是一位著名的海报模特。
金山词霸
