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砂芯 [shā xīn]
core
- 对铝合金铸造用砂芯的工作温度进行了分析和测定。
The working temperature of sand cores for aluminum casting have been tested in the present work. - 采用冷芯盒法制芯时，粘结剂中的溶剂含量对砂芯强度有较大影响。
In core making with cold core box, the solvent content in the binding material has a greater influence on the sand core strength. - 分析研究真空硬化后的呋喃树脂砂芯材料发气性变化规律、红外烘干后对抗压强度的影响及其微观结构特点。
Analysis is made on gas evolution changing pattern of furan bonded sand core material after vacuum hardening, on affection to compressive strength arid the microstructure after infrared drying.
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