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
搜狐
24 天
催化裂解制低碳烯烃工艺的应用前景及发展趋势
超级石化:近80年以来,轻质烯烃特别是乙烯与丙烯,主要通过石油烃类蒸汽裂解生产。与蒸汽裂解相比,催化裂解过程引入了催化剂,使其操作条件温和,高附加值产品收率提高,有望成为未来制烯烃技术的主要工艺路线。本文总结了目前国内外典型制低碳烯烃 ...
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
Trump bans trans athletes
To accept parcels from China
Confirmed as HUD secretary
Parked Delta plane struck
Named the new Aga Khan
DOJ restricts DOGE's access
Newsom meets with Trump
FBI agents won't lose jobs
Blake Lively sued again
US private payrolls rise
Fox News hires Lara Trump
Thousands protest policies
Second strain in dairy cattle
Trump cases review ordered
Ends DEI hiring goals
Judge tosses last charge
US trade deficit widens
Security detail revoked
World War II pilot dies
Abuse scandal settlement
To cut 8.5% of its workforce
To stencil 'Choose Love'
Reaches tentative deal
Matt Kuchar's father dies
Eggs worth $40K stolen
Ohio warehouse shooting
Renowned saxophonist dies
Synagogue shooting plea
Blocks citizenship order
Alex Jones bankruptcy case
反馈