常見例句雙語例句EPC has larger resistance than that of sand mold casting in pouring process, and need double pouring time.在相同澆注條件下，實型鑄造的充型阻力較砂型鑄造的大，澆注時間增加約一倍；A comparative test between green sand mold casting method and resin sand-coated iron mold casting method was conducted.介紹了球鐵剎車盤的不同鑄造工藝，對粘土砂濕型鑄造工藝和覆砂鐵型鑄造工藝進行了試驗對比。The additive of correcting metal penetration for green sand mold casting, made from the waste of oil further fabricated——namely DK material, is researched in this paper.研制了利用植物油深加工后的廢料———DK材料作為鑄造用濕型砂防粘砂添加劑。 返回 sand mold casting