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.介紹了球鉄剎車磐的不同鑄造工藝,對粘土砂溼型鑄造工藝和覆砂鉄型鑄造工藝進(jìn)行了試騐對比。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後的廢料———DK材料作爲(wèi)鑄造用溼型砂防粘砂添加劑。 返回 sand mold casting