This method of soldering, available on our larger diameter tubing provides a voidfree fin to tube joint.
这种焊接方法,可应用于大的应用管路中,避免了管路和翅片管的焊接。
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According to Epicurus, atoms in the void originally moved in undisturbed parallel lines.However, some atoms swerved from their course by a spontaneous act of free will.
According to Epicurus, atoms in the void originally moved in undisturbed parallel lines. However, some atoms swerved from their course by a spontaneous act of free will.