英德
有道
百度
谷歌
图片
维基
百科
中径 [zhōng jìng]
[机] pitch diameter （螺纹的）
intermediate diameter
intermediate diameter
- 介绍自行开发的内螺纹中径测量装置的构成、原理和使用方法。
This paper introduces the structure, the principle and the operation of a device measuring inside screw developed by the authors. - 钢质曲轴螺孔攻丝加工中经常出现螺纹烂牙、中径扩大等问题，且刀具寿命较短。
During tapping in steel crankshafts, the most commonly encountered problems are "mess tooth" and oversize thread, additionally the tap life is very low. - 目的：探讨下颌恒切牙先天缺失情况，与牙颌畸形的关系以及下尖牙近远中径的变化。
Objective:To investigate the relationship among the congenital hypodontia of mandibular incisor and malocclusion and the variation of medial distal dimension of mandibular canine.
 |
 |
 |
 |
 |
 |
 |
中国词汇量第二的英语词典
更多精彩，登录后发现......
