CCEUP has a wealth of engineering experience and a fixed channel in the petroleum chemical industry.

中能油联（CCEUP）在石油化工行业有着丰富的工程信息行业经验和固定的渠道。

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The channel assignment problem belongs to the class of NP complete optimization problems, so we propose a new fixed channel assignment approach based on genetic algorithms.

信道分配问题属于组合优化中的NP完备问题，为此在遗传算法的基础上提出了一种新的固定信道分配方法。

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At present , the company has a more fixed channel of manganese ore purchasing and ferroalloy supplying , thus it might guarantee the company stable goods supplying and selling .

现公司已有较为固定的锰矿进货源和铁合金销售渠道，从而可以保证了公司稳定的供货和销售。

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By the time Donahoe's succession was announced in January of this year, he was returning to those "convenience-oriented buyers" and talking up Ebay as a channel for fixed-price sales.

FORBES: Too Smart for its Own Good

Like the Internet, this kind of distribution channel has many nodes of activity and no fixed hub.

FORBES: Inside Dope

It promises to be the fastest network yet, providing fixed and mobile broadband service and can deliver up to 40 megabits per second per channel up to 30 miles away from a base station.

FORBES: Magazine Article