Inspecting welding seam of hatch coaming after welding.

货舱口围板焊接后焊缝检查。

Inspection welding seam and dimension of cargo hatch cover.

货舱舱口盖焊缝和尺度检查。

A tactile sensor welding seam tracing in welding was designed.

设计了一种接触式自动焊缝跟踪传感器。

Welding seam performed in prefabrication shop denote with "s".

在预制厂焊接的焊缝，用“S”表示。

Welding seam tracking system with linear CCD intelligent image sensor is described.

叙述了一种基于线阵CCD摄像机为传感器的焊缝自动跟踪系统。