The following terms define Building and Machine Partsabutment: plane or point designed to give support or withstand thrust, especially on projecting part of structure. adapter: connector that enables different parts or devices to fit or function together. anchor bolt: threaded rod embedded in foundation for support and stabilization of wood sill. angle iron: metal brace used to reinforce comers or angles. angle rafter: rafter in sloping roof. aperture: usually narrow opening, slit, or crack. apron: plate or covering for mechanical device that protects its operator; interior trim beneath window stool. arbor: short spindle that supports rotating machine part. arm: small extension attached horizontally at angle to large base. axle: shaft or spindle that supports rotating wheel. |
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