permanent mold casting

常见例句

双语例句

• The results show that the copper alloy density by permanent-mold casting attains 99.91% of theory density.
  结果表明： 经金属型铸造的铜合金密度达到理论密度的99 91%。
• The performance, role, potential value and application ways of heat pipe in light alloy in permanent mold casting were expounded.
  初步评估了热管在轻合金永久型铸造中的行为、作用、利用潜力和应用的基本形式。
• 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.
  采用金属型铸造并对铜合金材料进行基础试验和计算， 确定了直升机旋翼配重构件的铸造工艺边界参数；
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