molding cavity的用法和樣例：
例句
- The core-pulling and demolding mechanism of an injection mould for the deep cavity part were introduced.
分析了一種典型深型腔注射模的結構及設計要點。 - Important considerations are the rate at which a mold cavity is filled ,gate placement ,riser design ,the use of chill blocks, and padding.
著重集中在型腔如何灌注，進模口的布置，冒口的設計，冷硬試件的使用，墊模這些方面。
