请输入您要查询的字词:
单词
宝石改善
释义
宝石改善
Encyclopedia
工学
矿物加工技术
释
gemstones enhancement
宝石改善
运用某种技术方法和处理工艺,改善宝石的外观(颜色、净度或特殊光学效应)、耐久性或可用性,从而提高宝石美学价值和商品价值的过程(不包括对宝石进行切磨、抛光、雕刻和镶嵌等加工方法)。
随便看
unaspirated sound
unaspirated voiceless initials
unassigned imperial clan
unassigned reading frame
unattainability
unattainable
unattainable vertex
unattended
unattenuated
unauthorized agency
unavailability
unavoidability
unavoidable
unavoidable ion
unavoidable set
unbacked film
unbaffled throughput
unbalance
unbalanced
unbalanced assignment problem
unbalanced centrifugal force
unbalanced development
unbalanced growth theory
unbalanced moment
unbalancedness
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/12/11 11:39:56