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
房地产
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
按相关度排序
按时间排序
中国科技网首页
26 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
Indicted in CEO killing
Jurupa Valley brush fire
Warns over 'smishing' texts
Bear falls, hunter dies
Judge: Song must be pulled
Votes to authorize strike
Trump's jury misconduct bid
Astronauts return delayed
Named the Bahamas envoy
Roberson subpoenaed again
Vick hired as Norfolk coach
Deported to Mexico
IN: 1st execution in 15 years
Leaving her teaching post
To attend inauguration
Grubhub to pay $25 million
Nuclear bunker sales grow
Agrees to fight Logan Paul
Bald eagle bill advances
EU opens TikTok probe
Sandoz to pay $275M
Face federal reviews
Judge denies Adams motion
US retail sales rose
Short-term funding bill
Busiest airline routes in '24
UVM wins NCAA soccer title
FTC bans hidden junk fees
Congo sues Apple
反馈