Casting: Expendable mold and permanent mold.
铸造：一次性铸造和永久性铸造。
The performance, role, potential value and application ways of heat pipe in light alloy in permanent mold casting were expounded.
初步评估了热管在轻合金永久型铸造中的行为、作用、利用潜力和应用的基本形式。
The rheological characteristics of a new permanent mold coating for magnesium alloys was studied in this paper, and the rheological curve was fitted by the rheological model.
研究了一种镁合金金属型涂料的流变特性，并用流变模型对流变曲线进行了拟合。
Much like the falsity behind the video camera, humans do not have a permanent memory recall; subsequent events and beliefs and expectations can change and re-mold a person's thoughts.
就像摄像机也会产生错误，人类也不能产生永久的记忆；后来的事件和看法以及期望都会改变或重构人们的想法。
The results show that the copper alloy density by permanent-mold casting attains 99.91% of theory density.
结果表明：经金属型铸造的铜合金密度达到理论密度的99 91%。
The results show that the copper alloy density by permanent-mold casting attains 99.91% of theory density.
结果表明：经金属型铸造的铜合金密度达到理论密度的99 91%。
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