The relationship between calcium stearate and sand core as well as casting quality of cylinder head of diesel engine for example is analyzed.
同时，以柴油机缸盖砂芯和铸件为例，分析了硬脂酸钙与砂芯和铸件品质的关系。
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The relationship between calcium stearate and sand core as well as casting quality of cylinder head of diesel engine for example …
同时，以柴油机缸盖砂芯和铸件为例，分析了硬脂酸钙与砂芯和铸件品质的关系。
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Research has believed that veining in admission and exhaust passage of diesel engine cylinder head may mainly be caused by crack of sand core occurring in high temperature phase change expansion.