English
全部
图片
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
Top stories
Sports
U.S.
Local
World
Science
Technology
Entertainment
Business
More
Politics
时间不限
过去 1 小时
过去 24 小时
过去 7 天
过去 30 天
按相关度排序
按时间排序
来自MSN
18 天
麦克维尔|全新一代水冷多联MDS-W来袭!
现如今节能减排已成为社会普遍关注的重大课题,为促进各行各业的低碳发展,国家推出了《大规模设备更新行动方案》政策,大力推进生产、用能等重点行业的设备更新和技术改造。而建筑业作为能源消耗的大户,其中的暖通空调系统改造升级显得尤为重要。但是,空调系统的更新改造不仅仅是更换设备那么简单,更涉及到系统设计、施工安装等多个环节的优化。
当前正在显示可能无法访问的结果。
隐藏无法访问的结果
今日热点
Vatican shares Pope's photo
Will speak on Tuesday
Cuba suffers power outage
Staff placed on leave
Withdraws nomination
Man set on fire in NYC
North Macedonia deadly fire
Man wins $50M over burns
US mulls travel ban
SuperSonics icon dies
Former NFL receiver dies
Electrical fire halts show
Cannes winner dies at 43
US deports Venezuelans
Former NY Rep. Lowey dies
Names new military chief
Survives 95 days at sea
NCAA '25 brackets revealed
Deported despite valid visa?
Kellogg's envoy role reduced
Crew-10 arrives at ISS
Quake strikes Malibu area
To review F-35 jets purchase
Jets sign Derrick Nnadi
Syed formally resentenced
Chiefs sign Tillery
Iran denies US claims
Israeli attack in Gaza
Severe weather outbreak
Oklahoma wildfires
反馈