unladen

Stability Test - Unladen : The unladen truck should not slide down or turn over for 30 seconds when it was on the platform, which is rising in any single side in 30 degrees.

将车辆放置于检查台上，拉紧手刹车，将检验台单边升起30度角并静止30秒钟，车辆得滑动或翻落。