The accumulation time is an important component of car staying time in technical station. It has a great effect on determining the method of organizing wagon flow.
货车集结时间是货车在技术站上停留时间的一个重要组成部分，它对确定车流组织的方法有很大影响。
B component will become yellow after long time but it has no bad effect on the usage.
组分为透明液体，随着时间的延长，颜色可能会慢慢变黄或略有分层，但不影响产品的使用。
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