mold and core sand是什么意思

用法例句

Clean process of animal protein glue mold and core sand foundry;

铸造动物蛋白质胶型芯砂的清洁生产工艺

Analysis and research on the offset of plastic mould core;

塑料模型芯偏移的分析与研究

Processing technology for the cores in automotive front bumper;

汽车前保险杠型芯的加工工艺

Influence of the injection pressure to plastic mould core offset;

注射压力对塑料模具型芯偏移量的影响

Over the analysis to grinding methods of mould core in reflecting cover of lamps with paraboloid, the thinking on developing professional grinding tool is provided, and the grinding track of paraboloid with scale distribution on surface is calculated.

通过对抛物面反射罩模具型芯磨削方法的分析,提出了研制专用磨削机床的设想,并对表面有鱼鳞块分布的抛物面磨削轨迹进行了计算。

Adopted floating core and angle guide pin core-pulling mechanism,production efficiency was high,it had a certain reference function to similar plastic mold.

采用浮动型芯及斜导柱抽芯机构,生产效率高,对同类注塑件生产提供了有益的借鉴。