权威例句
Life-beltLife beltLife beltLifeBelt: Silent Directional Guidance for Crowd EvacuationOn the Efficiency of LifeBelt Based Crowd EvacuationLifeBelt: Crowd Evacuation Based on Vibro-Tactile Guidance.On the Efficiency of LifeBelt Based Crowd EvacuationCombined cushion and life beltLife belt projectileNeurologically intact survival in a porcine model of cardiac arrest: manual cardiopulmonary resuscitation vs. LifeBelt cardiopulmona...The Lifebelt – the Definitive Guide to Managing Customer Retention , John A Murphy, WileySynthesis of novel chalcogenide 'lifebelts' and their electrogenerated chemiluminescenceClass of 2006: lifebelt for the IPOD generation