请输入您要查询的字词:
单词
pack cementation
释义
pack cementation
Encyclopedia
工学
[薄膜材料]
释
pack cementation
包埋渗
将工件和粉末状渗剂一起装入密闭容器中,再置于高温炉中,在真空或者保护性气氛下,经过加热、保温和扩散退火等工序,实现工件表面沉积涂层的方法。
随便看
Songgotu
Song Guang
Song Guofeng
Songhai
Songhai Empire
Songhay
Songhua Dam
Song Huaguo
Songhuahu National Scenic Area
Song Huaigui
Songhua Jiang
Songhuajiang Group
Songhuajiangian Stage
Songhuajiang river flood in 1998
Songhua River benzene pollution incident
Song Huizong’s Prohibiting Poetry
song in Chu
Song Ji
Song Jia
Songjiachang Reservoir
Song Jian
Song Jiang
Songjiang city
Songjiang Daxuecheng
Songjiang Qu
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:2025/3/16 2:42:08