搜索优化
English
搜索
Copilot
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
过去 30 天
时间不限
过去 1 小时
过去 24 小时
过去 7 天
按时间排序
按相关度排序
中国科技网首页
28 天
国内首个煤基PEN材料单体百吨级中试装置启动建设
记者11月21日从中国煤炭科工集团(以下简称中国煤科)获悉,该集团所属煤炭科学技术研究院有限公司(以下简称煤科院)聚萘二甲酸二甲酯(PEN)单体年百吨级中试项目,日前正式步入落地实施阶段。这是国内首个煤基PEN材料单体百吨级中试装置。该中试实验 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果
今日热点
New funding bill fails
Accused of misconduct
Proposes missile duel w/ US
Plans to sue accuser
Shooter can't withdraw plea
Population grows past 340M
Billboard campaign in MX
US deportations surge
'Healthy' definition updated
More student loans canceled
Workers announce strike
To meet with Pope in Jan
Tate brothers case sent back
Cavuto leaving Fox News
76ers win stadium approval
Massie won't back Johnson
Crypto hacks soar to $2.2B
Power banks recalled
Tirzepatide shortage ends
Norovirus risk recall
Ex-Uvalde chief's bid denied
Helps solve murder mystery
Bans drones in parts of NJ
US troops in Syria doubled
France rape trial verdict
Ex-aide to Adams indicted
PGA Tour Rookie of the Year
Announces aid for Sudan
Settles discrimination suit
Weekly jobless claims fall
AG files to block testimony
反馈