请输入您要查询的字词:
单词
化学气相迁移
释义
化学气相迁移
Encyclopedia
理学
化学气相迁移
释
chemical vapor transport
化学气相迁移
一个共同特征的异相反应,凝聚态物质(通常是固体粉体)(A)本身挥发压力不足,但在气相反应剂(B)的存在下,B与A封闭在同一管子中,加热时B与A反应,生成气相的AB,当AB迁移至不同温度或压力的管子的另一处时,AB分解,A再以晶体的形式沉积,达到物质的提纯或改变物理状态(或二者兼有)的反应。
随便看
forest poetry
forest policy
forest population inheritance
forest production cost
forest productivity
forest products futures
Forest Products Laboratory U.S
forest property rights reform
forest protection
forest protection machinery
forest quantitative inheritance
Forest railway locomotives
forest railway vehicles
forest range
forest recreation
forest recreation value
forest recuperation
forest regeneration
forest region
forest replacement cost method
forest resource
forest resource accounting
forest resource allocation
forest resource asset
forest resource asset evaluation
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:2025/3/15 8:39:14