sheathing plate的用法和样例：
例句
- We stated previously that the ejector grid must provide adequate support for the mould plate.
我们前面已经说明顶料系统必须对模板提供足够的支撑。 - During the mould opening sequence the sprue puller is effectively withdrawn with respect to the adjacent plate, causing the feed system to be sheared from the sprue puller.
在模具打开的过程中，主流道拉料杆相对于邻近的模板等效抽出，引起浇注系统在主流道拉料杆上被切断。
