retrofits

n.

式样翻新，花样翻新( retrofit的名词复数 )；

v.

给机器设备装配（新部件），翻新，改型( retrofit的第三人称单数 )；

1. Engineered with a modular approach, NIBCO's electric and pneumatic actuation systems give you flexibility to actuate new valves or retrofit existing valves.
   由于采用模块式结构，美国尼伯科电动和气动执行机构系统可以灵活应用在新阀门或改进阀门上。

RETROFITS
Carbon Capture Retrofits and the Cost of Regulatory Uncertainty
Existing building retrofits: Methodology and state-of-the-art
Evaluating sustainable retrofits in existing buildings under uncertainty
Optimum building energy retrofits under technical and economic;uncertainty
Design of FRPs in circular bridge column retrofits for ductility enhancement
Human-based energy retrofits in residential buildings: A cost-effective alternative to traditional physical strategies
Cost-benefit analysis and emission reduction of lighting retrofits in residential sector
Effects of Diesel Particle Filter Retrofits and Accelerated Fleet Turnover on Drayage Truck Emissions at the Port of Oakland
Process Plant Performance: measurement and data processing for optimization and retrofits