precast是什么意思_precast怎么读_音标pri:'kɑ:st

precast是什么意思音标:英 [pri:'kɑ:st]

vt. 预浇制
a. 预制的

s. of structural members especially of concrete; cast into form before being transported to the site of installation

precast的用法和例句：

1.The idea is that the ripples or waves of water behave much pke a precast of blast through air.

我们认为 涟漪或水波和 爆炸冲击波在空气传播效果相同