lekkekatse, mis seisneb surve all oleva süsteemi või liite korral välispinnal seebilahuse kasutamist
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Koht, kus tekkivad seebimullid, leiab aset leke.
a leak test consisting of applying soap solution to the external surface or joints of a system under internal pressure and observing the location, at which bubbles form indicating the existence of a gas leak
