基本释义:

框形砂心盒

网络释义

1)framed core box,框形砂心盒

2)core box,砂心盒，心型盒

3)core frame,砂心框

4)multiple core box,组合砂心盒

5)slatted core box,木条砂心盒

6)core box vent,砂心盒通气孔