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pipe fitting造句
1. Treleaven was until recently a pipe fitter. 2. Category: Iron tank, pipe fitting, etc. 3. Pipe tee is a kind of indispensable pipe fitting for the pressure pipeline system. 4. Elbow pipe fitting industry is a pillar industry Mengcun features. 5. Tube. pipe fitting choice of hot - melt or bend. pipe fittings and hot - melt die. 6. His earliest students learned the hard way by helping to erect experimental plant and doing the pipe fitting. 7. We usually use elbow ( bend, flange, tee, reducer ) as a kind of pipe fitting. 8. We usually use elbow flangetee, reducer as a kind of pipe fitting. 9. The molten observation hole needle (3) is arranged on the pipe fitting body so that a welding progress can be conveniently detected, and the welding quality can be controlled.