纱直径 meaning in English

yarn diameter

Aerospace ; reinforcement fibres ; determination of filament diameter of filament yarns ; longitudinal projection method
航空和航天.增强纤维.复丝纱直径的测定.纵向投影法
Aerospace ; reinforcement fibres ; determination of filament diameter and cross - sectional area of filament yarns ; calculation method
航空航天.增强纤维.复丝纱横截面面积和复丝纱直径的