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| Portuguese | English |
| a radiação depende da duração de funcionamento do tubo | dependence of the radiation on the working life of the tube |
| filtro de tipo de tubo vertical | vertical-tube type filter |
| manómetro de tubo em U | U-tube manometer |
| o débito de exposição depende em grande parte da voltagem do tubo | the exposure rate depends to a considerable extent on the tube voltage |
| tubo de difusão | diffusion tube |
| tubo de provas | sampling tube |
| tubos de drenagem | drainage pipe |
| tubos de escape | exhaust device |
| tubos de escape | exhaust device 1. A duct or pipe through which waste material is emitted. 2. A combination of components which provides for enclosed flow of exhaust gas from engine parts to the atmosphere |
| tubos de raios catódicos | c.r. cathode-ray tubes |