As train wheels bike rims bearing ring piping flange tray and piping link piece etc ring with outer stepped is applied widely .

台阶截面 环 件 轧制作为火车轮、自行车圈、轴承环、管道法兰 盘、管道联接件等部件的主要生产方式，应用极广。

New type of plate column ( guiding ladder shapped float valve tray ) and new packing materials ( wave ring packing material-CHINAPAK ) are introduced on the basis of analysing different column trays and new packing materials in China .

在评述目前国内常用的几种塔板和新型填料之后，着重介绍一种新型塔板（导向梯形浮阀 塔 板）和一种新型填料（波 环填料&乾隆帕克）。

Design of adjustable lathe specialized for tray - or - ring - formed parts

可调式 盘 环车床设计

Uring the first time commissioning of an imported large-scale chemical fertilizer plant the bottom tray of CO_2 re-generator was seriously curved wherein nearly half of the lock bolts connected with the support ring were pulled away from it .

某引进大型化肥装置中CO＿2再生 塔在初次开车过程中，其底部 塔盘发生了严重的挠曲破坏，紧固在支承 环上的钩头螺栓，有一半被拉脱。

Between the above heating tray ( 3 ) 's side wall and the side of the vessel ( 1 ) is a sealing ring ( 2 ) .

上述发热 盘（3）的侧壁与容器（1）的侧壁之间 装设有密封 圈（2）。