常見例句雙語例句The results show that the copper alloy density by permanent-mold casting attains 99.91% of theory density.結(jié)果表明： 經(jīng)金屬型鑄造的銅合金密度達到理論密度的99 91%。The performance, role, potential value and application ways of heat pipe in light alloy in permanent mold casting were expounded.初步評估了熱管在輕合金永久型鑄造中的行為、作用、利用潛力和應(yīng)用的基本形式。According to the basic test and calculation for copper alloy by permanent-mold casting, foundry technique parameters of the rotor counterbalance component of helicopter were stated.采用金屬型鑄造并對銅合金材料進行基礎(chǔ)試驗和計算， 確定了直升機旋翼配重構(gòu)件的鑄造工藝邊界參數(shù)；www.csu.edu.cn 返回 permanent mold casting