Total research and development expenditure for the area of waste currency has increased for thepast 3 years .the area of waste currency是啥意思了

问个英语语法问题In 2009,basic and applied research spending constituted 4.7% and 12.6% of total R&D expenditure,dropping from 2000 levels of 5.2% and 17%,respectively.这里的dropping作什么成分啊? 英语翻译This 12-month full-time or 24-month part time programme comprises four one semester core modules (total 60 credits),up to four optional modules (total 60 credits) and a research-based dissertation/thesis (total 60 credits) completed over Total research and development expenditure for the area of waste currency has increased for thepast 3 years .the area of waste currency是啥意思了 Research and Development Engineer teaching and research Panda Breeding and Research research and development department是什么意思 投稿crystal research and technology I 'd like to re-invest profits in research and development Last year,suppor for the social and behavioral sciences represented only about three percent of the govenment's total budget for research fund in the United States.Thus,the particularly sharp reductions imposed on such programs this year seem dictate 英语翻译Similarly,the Congressional Research Service Report to Congress (April 2004)reported that,“Estimates of total worldwide losses attributable to attacks in 2003 range from $13 billion due to viruses and worms only to $226 billion for all The expenses for this scientific research --------- a total of $2500.Oh,it cost a lot.A.got B.reached C .arrived D.added选哪个?这几个词的区别是什么?要详细、准确 TOTAL $total Total total total total