• 1. precast unit: 预制组件 | 预制构件 | 预制混凝土构件
• 2. factory precast unit: 工厂预制装配单元 | 工厂预造拆配单位
• 3. precast concrete unit: 预制混凝土组件 | 预制混凝土构件 | 预制混拟土构件

更多释义

• 1.The concrete precast unit during setting period in winter season, would be most likely damaged by freezing and eventually reduced in strength and durability.
  冬季施工的混凝土构件，在硬化过程中有可能遭受冻害。
  dict.yoduao.com
• 2.Its Admixture Systems business unit specifically helps customers in the ready-mix, precast, manufactured concrete and underground construction industries.
  旗下的外加剂系统部门在掺水即用型预制混凝土及地下建筑等领域对客户帮助犹大。
  dict.yoduao.com

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