Offer the Break Bulk service frm Brasil to China about Iron Ore.
提供巴西进口矿石散杂船服务!
In this paper, by using C0-semigroup theory the existence of a unique positive time-dependent solution of a bulk service queue with finite waiting space is proved.
应用有界线性算子半群理论证明一类成批服务系统的解的存在唯一性和非负性。
Many get the bulk of their revenues from service rather than products.
许多公司的大部分收益是从售后服务得到的,而非销售产品。
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