网站首页
词典首页
请输入您要查询的英文单词:
单词
主点
释义
主点【化】 principal point 主点zhǔdiǎn(1)[principal point](2)主视线与透视面的交点(3)透镜轴上这样两点中的任一点,这两点的关系是从物体任一点指向一主点的光线将从透镜平行射出,而不通过另一主点(4)航空照相机的透镜光轴与胶片面的交点
随便看
public institution
public interest
public international law
public investment
public investment credit
publicise
public issue
publicist
publicity
publicity agent
publicity campaign
publicity expense
publicize
public juristic person
public-key
public key cryptography
public-key cryptosystem
public-key encryption
public key encryption
public-key system
public land
public lands
public law
public lawyer
public liability
英汉双解词典收录913115条英汉汉英双解翻译词条,基本涵盖了全部常用单词的读音、翻译及用法,是英语学习的有利工具。
Copyright © 2004-2024 Ippcs.com All Rights Reserved
京ICP备2021023879号
更新时间:2026/4/28 12:58:53