pouring system的用法和样例：
例句
- The newly developed method of gating system design for zinc alloy in die casting is introduced.
介绍了锌合金压铸浇注系统设计的最新方法。 - During the mould opening sequence the sprue puller is effectively withdrawn with respect to the adjacent plate, causing the feed system to be sheared from the sprue puller.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。
