cold blast造句

1、A cold blast rushed through; I closed it, and returned to my post.
一阵冷风冲进来；我关上窗，又回到我的原位。

2、Mine is back to Cold Blast Whole system of screening.
冷返矿是整粒系统高炉槽下筛分出的。

3、Solar radiation and cold blast filter are also infection factors of indoor temperature.
对室内温度的影响因素还有太阳辐射及冷风渗透。