... perforated dry pipe 多孔集汽管 perforated fins 穿孔的肋片；穿孔肋片 perforated head 有孔封头 ...
双语例句
1
The Fins, which form the rhythm of the sculpture are cladded by perforated purple stainless steal-panels .
这些形成雕塑节奏的翼片，是采用紫色穿孔不锈钢板镀膜制成。
2
The local resistance coefficient of the perforated wall and the fixed fins are determined as well as the resistance of single—blind outlet, which is the substitution of the perforated wall if needed.