With the continuous advancement of technology, the mechanical parts processing industry is also constantly developing. Precisio controllo parterum mechanicorum processionis est lignum clave ut assegurat partes quas requirunt design. Sequentes sunt plures principes metodes ad controllendum precision machinarum parterum mechanicorum: 1. Tolerantia definitionem fit: Settiendo intervalo tolerantiae rationale, assegurat, ut partes simul fit in tempore congregationis, ut possint expectata accuractia. Functio: Tolerantia fit modo importante est ad controllendum precision dimensional is parterum. Permittit dimensiones parterum fluctuari intra quaecum intervallo, sed adhuc totam accuracionem post ecclesiam secundum est. 2 , Definition of Geometric Tolerance Control: Geometric tolerances include parallelism, perpendicularity, coaxiality, etc. By precisely controlling these geometric tolerances, the accuracy of the product can be improved. Metodo: Instrumentos et metodes maxima precision mensurae utili sunt ad mensuram accuratem et corrigendum formam et positios tolerantias parterum, secundum quod formam et positionem partium accuractionem conficientem sunt. 3,Definition of surface roughness control: The roughness of the part surface has a significant impact on accuracy. Methoda: Selecting appropriate machining methods and parameters such as cutting speed, feed rate, cutting depth, etc., surface roughness can be controlled to improve accuracy. In addition, subsequent processing techniques such as grinding and polishing can be used to further reduce the surface roughness. 4, / Importantia superprecision machinatorium utilizationis: Utrum instrumentorum superprecision machinarum et instrumentorum cutationis est clave precision machinarum securi. Equipment: High precision machining equipment such as CNC lathes, CNC milling machines, grinders, etc., can achieve high precision cutting and processing, thereby improving the accuracy of parts. 5 , Definition of process control: Reasonably arranging the processing sequence, avoiding deformation and error accumulation during the processing, is also an important means to improve accuracy. Metodo: Optimizantes fluxum procedentis, optimizantes metodes et parametros, et factores controllentes, sicut temperatura et vibratio in processo machinationis, stabilitate et meliora machinationis accuractiae posibile est. 6 , Importantia mensurae et inspection is: Utrum instrumenta mensurae precision ad mensuram et inspectionem partes in tempore et post processionem est gradus clavis in asseguratione ut partes accuracetas sunt. Tools: Common measuring tools include micrometers, vernier calipers, microscopes, coordinate measuring machines, etc. 7, / Temperatura control impact: During the machining process, temperature changes can affect the properties and dimensions of materials, thereby affecting machining accuracy. Method: To reduce the impact of temperature on machining accuracy, measures such as controlling the temperature of the machining environment and using coolant are taken. 8 , Special methods and techniques for trial cutting: Obtaining specified dimensional accuracy through a repeated process of "trial cutting measurement adjustment trial cutting", suitable for single piece production. Metodo adjustationis: primum adjust relative positio instrumenti et fabricationis in instrumento machinae, et mantene illum uncambiam in processione partium partium, adequatum pro fabricatione partium et massae. Automatic control method: a series of tasks such as measurement, compensation, adjustment, and cutting are automatically completed during the machining process, such as CNC machine tool machining or machining center machining, with stable quality and high productivity.