| 释义 |
bore diameter短语¹⁸⁰⁰⁹⁸⁺¹
基本例句
搪孔直径,内径,见bore
A method of machining to produce the big bore diameter PTFE sifter of the parts for high speed diazo printer was reported, by using polymer PTFE material.
报道了采用新型高分子材料聚四氟乙烯车削板为原料，机械加工生产高速晒图机的重要部件——大孔径聚四氟乙烯筛板的方法。 cnki
Mean bore diameter: arithmetical mean of the largest and smallest single bore diameters in one plane.
平均内径：同一平面上最大和最小内径的算术平均值。 kuenglish |