直径测定 meaning in Chinese

calipering

Motor vehicles - minimum turning diameter - method of measurment
汽车最小转弯直径测定方法
Machine tool components - method for determination of the pilot diameter of 60 centre holes
机床零件. 60中心孔导向杆直径测定方法
Textiles . tests of fibres . air permeability method for the determination of mean diameter of wool fibres
纺织品.纤维试验.羊毛纤维平均直径测定用的空气渗透性法
The variable parameter taper equation was built with diameter determination datas of different parts of cryptomeria fortunei plantation sample wood , in combination with the relative tree height curve mode and other assistant equations , volume table of c . fortunei plantation standing was compiled , and provided the scientific basis for the production and application
摘要利用柳杉人工林样木各部位直径测定数据，建立可变参数削度方程，配合威布尔分布函数、相对树高曲线模型及其他辅助方程，编制了柳杉人工林林分出材率表，为生产应用提供科学依据。