An accumulation of Marine organism deposits on a submerged metal surface. Fouling also refers to the accumulation of normally inorganic deposits on heat exchanger tubing.
在被淹没的金属表面积累的海洋有机体沉淀物。污垢也指热交换器管子上积累的无机物沉淀物。
2
AIRFRAME - metal frame of a hang glider that supports sail. Made up of tubing, cables, plates and bolts.
机身—金属构架帆布蒙皮的悬挂滑翔机。由金属管、钢缆、板和螺栓组成。
3
The Tubing Check Valve is a three-piece construction check valve designed for use with straight metal tube.