blasting hole

• 炮眼

blasting hole的用法和样例：

例句

1. 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。
2. The blasting principle of water coupling blasting holes with primacord is discussed.
   论述了导爆索水耦合炮眼爆破原理。