A 2001 study by the IIHS found that roundabouts have 80% fewer crashes with injuries than ordinary intersections.
公路安全保险学会2001年的一份研究发现，在环形路上，致人受伤的交通事故发生率要比普通交叉道路低80%。
The IIHS plans to use resources freed from the new policy towards side-impact crash tests and avoidance technologies.
IIHS计划将节省下来的资源应用在侧面撞击测试与其它避免撞击的科技上。
The IIHS plans to use resources freed from the new policy towards side-impact crash tests and avoidance technologies.
IIHS计划将节省下来的资源应用在侧面撞击测试与其它避免撞击的科技上。
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