blast hole
导读：blast hole读音音标
英 [blɑ:st həul]美 [blæst hol]
blast hole意思解释
释义钻孔；
双语例句The plastic hose should have the correct external diameter in relation
英 [blɑ:st həul]美 [blæst hol]
blast hole意思解释
释义钻孔；
双语例句The plastic hose should have the correct external diameter in relation
blast hole读音音标
英 [blɑ:st həul]
美 [blæst hol]
blast hole意思解释
释义
钻孔；
双语例句
The plastic hose should have the correct external diameter in relation to the drill hole.塑料软管的外径应该与炮眼直径相适应。The explosive from the lorry is delivered to the shot hole by means of a compressed air.从卡车上直接用压缩空气将炸药装入炮眼。
