建立了结霜工况下空气源热泵集中动态参数模型，将结霜过程分解成密度项的累计和霜层厚度项的累计。
Establishes a dynamic lumped parameter model for air cooled heat pump under frosting condition. Divides frosting course into accumulation of density and frost thickness.
结果表明，丁布含量及各物理性状与累计蚜量均成负相关关系。
The results suggested that DIMBOA content and each physical nature were negative correlation to accumulating aphid Numbers.
自从1981年成立以来，泛亚国际累计了二十多年的国际经验，已被认为是亚洲景观设计业内其中一所最具代表性的事务所，拥有来自各个国家国际顶尖设计师和规划师。
EADG founded in 1981, has been considered as one of the most representative companies in landscape and urban design field with excellent designers from all over the world.
自2009年成立以来，服务客户累计超过10000家。
Since the founding in 2009, we have already served more than 10000 clients.
自2009年成立以来，服务客户累计超过10000家。
Since the founding in 2009, we have already served more than 10000 clients.
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