近年来《石油工程建设》在坚持办刊宗旨的基础上,根据广大读者的需求,不断开拓创新,增设了“西气东输”、“海洋工程”、“工程设计”等栏目,还大幅度增加了页码,从2004年第6期开始,将页码由原来的64页增加到86页,使每期信息量增加4万余字,成本也相应增加。为此,2006年我刊单价 In recent years, “Petroleum Engineering Construction” has insisted on the purpose of running a journal, based on the needs of readers, constantly blaze new trails, and added columns such as “West-East Gas Pipeline”, “Ocean Engineering” and “Engineering Design” An increase of page number, beginning from the sixth in 2004, the page number increased from 64 pages to 86 pages, so that each period of information increased by 4 million words, the cost also increased accordingly. To this end, I published in 2006 price