Usually called an "errand company" or "domestic services company", they provide "queue for you" services with prices floating along with the market conditions.
人们通常称其为“跑腿公司”或是“家政服务公司”，提供的服务是“帮您排队”，价格随着市场需求上下浮动。
It is noticed that all features of change in population conditions have a close relationship with population floating and migration.
纵观人口状况的这些变化特点，都与人口的迁移流动有着密切的关系。
The conditions of floating off of iron-rich phase for Al-Mn brass, the distribution of iron in castings, the iron segregation and its prevention have been investigated in laboratory.
在实验研究了铝锰黄铜中初生富铁相的上浮条件与铁在铸件内的分布规律、偏析量与防止方法。
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