初学者求助? MINIMUM REFLUX RATIO MISSING FEED CONDITION Q MISSING FENSKE MINIMUM TRAYS MISSING OPERATING REFLUX RATIO 2.00 * R-MINIMUM ** WARNING ** UNIT 1, 'SCD1' - MINIMUM REFLUX calculations FAILED to converge. Incorrect specification of the KEY components MAY be a possible cause. 以上程序是运行输出报告中的错误,请高人指点,谢谢查看更多0个回答 . 5人已关注
美国学费最为昂贵的10所大学? 10 most expensive colleges A college education gets pricier every year. Here is a list of the 10 most expensive four-year colleges and universities this year, based on the latest data from The Chronicle of Higher Education. 1. George Washington University Washington, D.C. Tuition 2008-2009: $40,437 Tuition 2007-2008: $39,240 Increase from previous year: 3.1% 2. Sarah Lawrence College Bronxville, New York Tuition 2008-2009: $40,350 Tuition 2007-2008: $38,090 Increase from previous year: 5.9% 3. Kenyon College Gambier, Ohio Tuition 2008-2009: $40,240 Tuition 2007-2008: $38,140 Increase from previous year: 5.5% 4. Vassar College Poughkeepsie, New York Tuition 2008-2009: $40,210 Tuition 2007-2008: $38,115 Increase from previous year: 5.5% 5. Bucknell University Lewisburg, Pennsylvania Tuition 2008-2009: $39,652 Tuition 2007-2008: $38,134 Increase from previous year: 4% 6. Carnegie Mellon University Pittsburgh, Pennsylvania Tuition 2008-2009: $39,564 Tuition 2007-2008: $37,352 Increase from previous year: 5.9% 7. Colgate University Hamilton, New York Tuition 2008-2009: $39,545 Tuition 2007-2008: $37,660 Increase from previous year: 5% 8. Columbia University New York, New York Tuition 2008-2009: $39,326 Tuition 2007-2008: $37,223 Increase from previous year: 5.6% 9. St. John's College Annapolis, Maryland Tuition 2008-2009: $39,154 Tuition 2007-2008: $36,596 Increase from previous year: 7% 10. Wesleyan University Middletown, Connecticut Tuition 2008-2009: $38,934 Tuition 2007-2008: $37,106 Increase from previous year: 4.9% [ ]查看更多0个回答 . 3人已关注