Preheating pụtara usoro na-ekpo ọkụ welded n'ozuzu ma ọ bụ na weld ebe tupu ịgbado ọkụ.Ihe kacha mma maka ịgbado ọkụ dị elu larịị, ike siri ike nke ígwè, thermal conductivity, ọkpụrụkpụ nnukwu weldments, na mgbe ihu igwe dị ala, mpaghara ịgbado ọkụ na-achọkarị ...
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