solidification contraction 中文意思是什麼
solidification contraction
解釋
凝固收縮- solidification : n. 團結；凝固；【化學】固體化（作用）。
- contraction : n 1 縮短，收縮；【醫學】攣縮。2 （開支等）縮減；收斂，狹窄；縮度。3 【語法】縮略〈如將 never 略成...
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Some other defects in castings are well - defined cracks and hot tears that develop during solidification, under combination of stress concentration from uneven contraction and the metal ' s low strength at near - melting temperatures
鑄件內部的其它一些缺點是，凝固過程中，在不均勻收縮造成的應力集中和接近熔點溫度下金屬的低強度的綜合作用下，出現的清晰裂縫和熱撕裂。 -
A special molding material ? expansion plaster used for this process could obtain 3 % expansion after being treated, which is beneficial to compensate dimensional contraction for plaster mold drying and alloy solidification
工藝中所用的特殊造型材料? ?膨脹石膏經處理后可得到3 %的膨脹量，足以抵消鑄型因烘烤產生的尺寸縮小及合金凝固導致的收縮。
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