{"id":"S85082757","label":"Mechanical engineering","description":"Here are entered works relating to the application of the principles of mechanics to the design, construction, and operation of machinery. Works relating to the application of the principles of mechanics to engineering structures not of the nature of machines are entered under the heading [Mechanics, Applied.]","source_url":"https://id.loc.gov/authorities/subjects/sh85082757","normalized_label":"mechanical engineering","broader":["http://id.loc.gov/authorities/subjects/sh85043176"],"aliases":["Engineering, Mechanical"],"source_identifier":"http://id.loc.gov/authorities/subjects/sh85082757","provider":"lcsh","revision":"54e877e16812c439","taxonomy_revision":"f050b5d4780b1289","title":"Mechanical engineering","url":"/topics/S85082757","kind":"topic-directory","aeo_cohort":"topic-directory","catalogue_revision":"f050b5d4780b1289","numeric_address":"290561357982614080","address_version":"morton4x16-v1","coordinates":[0,20,18698,5120],"answer_status":"Directory metadata; local answer requires separate source review","truth_status":"Subject descriptor, not a factual answer or a demonstrated knowledge gap","reviewed_answer":null}