单词	协变导数
释义	协变导数 covariant derivative协变
随便看	heat-reclaiming device heat reclaiming process Heat reclaiming steam ironing machine heat reclaim unit heat reclam Heat Reclamation heat reclamation device heat recollection heat recover heat recover exchanger heat-recovering heat recovering tower heat recovery heat-recovery Heat recovery air conditioner Heat recovery air conditioning system heat recovery and waste heat boiler heat recovery area heat recovery boiler heat-recovery boiler heat recovery circuit heat-recovery circuit heat recovery coke oven heat-recovery coke oven heat-recovery coking process