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多元化经营的根本依托——核心竞争力 被引量:1

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摘要 对于企业如何进行多元化经营来说,稳定的、扎实的、具有相当优势的核心业务是企业生存的基础和发展的保证,也是多元化增长的基本前提。
作者 郭亚玲
出处 《科技信息》 2012年第5期371-371,共1页 Science & Technology Information
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参考文献5

  • 1Kuwahara E, Kawamura T, Yamazaki M. Shorting the defrost time on a heat-pump air conditioner[J]. ASHRAE Transaction,1985,91(1):20-29.
  • 2吴晓波.跌荡一百年[M].中信出版社.浙江出版社,2007.
  • 3Nutter D W, O'Neal D L, Payne W V. Impact of the suction line accumulator on the frost/defrost performance of an air-source heat pump with a scroll compressor[J]. ASHRAE Transaction, 1996,102(1):284-290.
  • 4O'Neal D L, Pterson K T, Anand N K.Effect of short-tube orifice size on the performance of an air source heatpump during the reverse-cycle defrost[J]. Int J Refrig, 1991, 14(7):52-57.
  • 5黄东,袁秀玲,陈蕴光,张兴群.节流机构对风冷热泵冷热水机组逆循环除霜时间的影响[J].西安交通大学学报,2003,37(5):512-514. 被引量:24

二级参考文献4

  • 1Kuwahara E, Kawamura T, Yamazaki M. Shorting the defrost time on a heat-pump air conditioner[J].ASHRAE Transaction, 1985,91 :20-29.
  • 2O'Neal D L, Peterson K T, Anand N K, et al. Refrigeration system dynamics during the reverse cycle defrost[J]. ASHRAE Transaction, 1989,95: 689-698.
  • 3Nutter DW, O'Neal D L, Payne W V. Impact of the suction line accumulator on the frost/defrost performance of an air-source heat pump with a scroll compressor[J]. ASHRAE Transaction, 1993,99:689-698.
  • 4O' Neal D L, Peterson K T, Anand N K. Effect of short-tube orifice size on the performance of an air source heat pump during the reverse-cycle defrost [J].Int J Refrig, 1991,14(7). 52-57.

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