1) average daily copy volume,ADCV
平均日复印量<复>
2) average monthly copy volume,AMCV
平均月复印量<复>
3) mean copies between failures
平均无故障复印量<复>
4) mean copies between jams,MCBJ
平均无卡纸复印量<复>
5) mean copies between jams,mean copies between service calls,MCBSC
平均无维修复印量<复>
6) daily requirement average
日平均量
1.
Methods: The data were retrospectively analyzedincluding blood supplied to hospitals for transfusion each month, the daily requirement average of each blood type and blood rejected because of exceeding the term of validity among a 3-year period from 1997 to 1999 in Shenzhen blood center.
目的:探讨血液最佳库存量,为采供血机构的血液采集工作提供依据;方法:对1997~1999年,各年度用血总量、各型血液的日平均量、采血后供血周转率、因过期报废的血量及A、B、O、AB各型血液占用血总量的百分比及每年1~12月,各月份临床用血量等作了回顾性分析;结果:一年之中,各月份临床所需血液量有所不同,在需要量较少的月份,由于血液库存量相对过多,往往导致过期报废;结论:就采供血机构而言,A、B、O、AB各型血液的库存量以保持在4~8×日平均量为宜。
补充资料:平均样本量(见平均抽样数)
平均样本量(见平均抽样数)
average sample size: see average sampling number; ASN
Pingiun Yangbenliang平均样本t(ave班罗留盯甲le size)样数。见平均抽
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条