... retarding agent 缓凝剂 retention ring 挡料圈 retention time in the kiln （物料在）窑内停留时间 ...
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ring gear retention 齿圈的固位
The sand retention apparatus is composed of an upper joint (1), a central tube (2), a retention ring (3), a sealing element (4), a spacing ring (5), an adjusting ring (6) and a bell mouth (7).
此种挡砂器由上接头(1)、中心管(2)、挡环(3)、密封件(4)、隔环(5)、调节环(6)和喇叭口(7)组成。
The method further includes the step of repositionably retaining the ring clamp about the joint by coupling the first and second retention means together.
该方法还包括通过将第一和第二固定装置连接在一 起而将环形夹具重新定位使之固定在连接部周围。
In this regard, the ring clamp includes a band forming a first retention means on an exterior surface and a second retention means formed on an interior surface.
就此而言，环形夹具包括带，该带形成了位于外表面处的第一固定装置和形成于内表面的第二固定装置。
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