1、Brass, wood brass and national blowpipe are all blowing instrument;
銅管、木管、民族吹管樂器均屬氣鳴樂器；

2、Pulverized coal burnout is slightly affected by oxygen because the space of blowpipe is small.
由于直吹管空間小，因而氧對煤粉燃燒率影響不大。

3、With the precise model it determines the shape of the blowpipe and the dimensions.
經(jīng)過計算，確定了吹風管的形狀和結構尺寸。

blowpipe翻譯