Portuguese translation: com vedação leve / com vedação simples
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English to Portuguese translations [PRO] Tech/Engineering - Electronics / Elect Eng / método de ensaio
English term or phrase:loosely packed
The use of loosely packed drying tubes affixed to the open ends of the viscometer is permitted, but not required.
If used, the drying tubes shall fit the design of the viscometer and not restrict the flow of the sample by pressures created in the instrument.