利用所制备的预制块，研究了多孔铝合金的加压铸造工艺。
With the fabricated preforms, the pressure casting process of porous aluminum alloy was studied.
建筑外立面由大型木质模具预制成型，配合金属框架共同打造出这一店面效果。
The panels were formed over giant wooden moulds and laid over a metal framework to create the shopfront.
研究了真空渗流法制备泡沫镁合金的工艺，具体包括填料的选择，预制块的制作和真空渗流三个部分。
The preparation process of foam magnesium alloy by vacuum infiltration, which includes the choice of filling, fabrication of prefabricated block and vacuum infiltration, was studied.
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