<prompt> Translate the following text to SwahiliIn engineering alone, there is a 10-15 percent savings in engineering and project management labor commonly realized when installing multiple units of similar design.  <response>: Katika uhandisi pekee, kuna uhifadhi wa asilimia 10-15 katika uhandisi na usimamizi wa mradi wa kazi, kwa kawaida hutambuliwa wakati wa kufunga vitengo vingi vya muundo sawa. 