Planning hierarchical urban transit systems for reductions in greenhouse gas emissions
Door lock device for landing door of elevator and landing door device of elevator
An advanced ray-tracing model for multi-color holographic optical elements
Estimating Escalator vs Stairs Choice Behavior in the Presence of Entry Railing: A Field Study
Estimating Escalator vs Stairs Choice Behavior in the Presence of Entry Railing: A Field Study
Method and device for determining green wave vehicle speed, equipment and medium
Battery thermal management system, battery pack and vehicle
Unmanned son-mother boat system and launching and recovery method thereof