精度保持性 meaning in Chinese

precision retaining ability

This machine adopts strengthen type of spindle so that it increases rigidity of spindle , widens working range and keep it ' s accuracy stable
机床采用加强型主轴，增强了主轴刚度，扩大了使用范围，提高了精度保持性。
The author wish this study win be used in the development of numerical control dividing lathe that can divide into groups of the size for precise measure of thickness of ompressor carboy hatch soft shim the system of pneumatic measure applied widely for component measurement in produce process in factory . the author 100kup a large number related documents over about one and half year for research and went to factory and related research institute for investigating
并希望将这一研究结果应用于对“压缩机缸盖软体垫片”厚度尺寸精密测量分组的数控分选机的研制。气动测量系统以其测量倍率高、测量精度高、测量力小( 0 . 05 1n ) 、对被测工件有自洁作用、测量精度保持性好、抗干扰能力强等优点而被广泛应用于工厂生产过程中的零件检测。