提升和搬运。焊接接点。第2部分：焊接质量等级。无损检测范围。
Lifting and handling. Welded joints. Part 2: weld quality classes. Extent of the non-destructive testing.
在粉末泵中的收缩能够使压缩空气从喂料系统到喷粉枪提升和搬运粉末。
A constriction in a powder pump that USES compressed air to lift and transport powder from feed system to the spray gun.
在粉末泵中的收缩能够使压缩空气从喂料系统到喷粉枪提升和搬运粉末。
A constriction in a powder pump that USES compressed air to lift and transport powder from feed system to the spray gun.
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