tracking of cross-welding 基本例句 焊缝跟踪 A tactile sensor welding seam tracing in welding was designed.摘要设计了一种接触式自动焊缝跟踪传感器。 In the seam tracking system, the motion of the cross slipper has an important effect on the torch movement.摘要十字滑块的微动特性对焊缝跟踪系统中焊枪的运动有着重要影响。