At one of the two plants aker clean carbon , a norwegian firm , will have 14 months to try out a new amine solution .
一家叫阿克清洁碳的挪威公司在其中的一台设备上用了十四个月的时间提炼出一种新的胺溶液。
At one of the two plants aker clean carbon , a norwegian firm , will have 14 months to try out a new amine solution . At the other alstom , a french concern , has 18 months to test the ammonium-carbonate process .
The group started producing vessels at its new shipyard in dalian , china , in april and it bought a controlling stake in norway 's aker yards last year to expand into cruise ships .
Similarly , jenny aker of the university of california at berkeley analysed grain markets in niger to see how the phasing-in of mobile-phone coverage between 2001 and 2006 affected prices .
