双语例句
Plastic injection mould , coolant passages, eject pin and electrical heating holes.
塑胶射出模具?冷却水孔 、 射梢孔及电热孔.
词典释义:
弹出销
Plastic injection mould , coolant passages, eject pin and electrical heating holes.
塑胶射出模具?冷却水孔 、 射梢孔及电热孔.