external diameter

基本解释

This mild-steel bolt has all threaded portions over the whole length, and its external diameter is 16 mm.
这温和-钢门闩有所有的穿线于部分结束那全部长度，和它的外部直径16 毫米是。
Method for measuring a wall thickness and external diameter of glass tube simultaneously is introduced in this article.
其中管道公称直径、外径和壁厚系列的标准化是管道元件标准化的基础。
The metallic radial and axial flow actions of ring tooth forging are optimized by extending inside and external diameter of blank and modifying the blank positioning mode.
通过加大环坯的内、外直径，改变了环坯在模具型腔中的定位，工艺改进有效的改善了齿形形成过程中金属的径、轴向流动状况。
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外径
For the more,the article analyzed the influence factors about this equation,and shew that with the thickness and the external diameter of pretensioned spun concrete piles bigger,the errors are smaller.
本文还对预应力管桩混凝土回弹测强影响因素进行了进一步的分析,分析表明预应力管桩壁厚越厚、外径越大,回弹测强的平均相对误差越小,相对标准误差也越小。
外直径