тристъпален

тех. three-stage (attr.); three-step (attr.); of three stages/steps

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тристъпа̀лен,

прил., -на, -но, -ни техн., строит. three-stage (attr.); three-step (attr.); of three stages/steps.

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тех. three-stage (attr.);three-step (attr.); of three stages/steps