The ejector plate assembly's movement effectively withdraws the central mandrel from the collapsible sleeve, thereby causing it to contract in diameter.

顶出板组件的运动有力地把实体新棒从环形套管拉出，因此使环形套管在直径上收缩。

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After dissecting the structure characteristic and the damage reason of the ejector sleeve from FUCHS in German and from PTI in America, we develop a new type of ejector sleeve.

在剖析德国Fuchs和美国PTI喷枪保护套的结构特点和损坏原因后，研制出可拆分体式喷枪保护套。

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The device includes a slide gate arranged at the bottom of the ladle, which is characterized in that the slide gate is connected with an ejector by a connecting sleeve.

该装置包括钢水罐底部的滑动水口，其特点是在所述滑动水口的出口通过连接套与一个引射器相连接。

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