挂片，bracket，俗称"刀"，是超市货架的组成部分，它是来连接层板和立柱，并支撑层板。
随浸泡时间的增加，挂片腐蚀加重。
如果在挂片的左侧或右侧，绳子就要放在腿的外侧。
If you are to the right or left of the bolt, then the rope needs to be outside of your feet.
其方法包括失重挂片法、电阻法、氢监测、线性极化电阻法、化学分析等。
Its methods include weight loss hanging slice method, resistance method, hydrogen monitoring method, linear polarization resistance method and chemical analysis, etc.
应用推荐