构建高校电子商务专业课程结构体系时必须抓住能力培养这一主线。
While we build courses structure systems in ec specialty, we must master the main goals of ability improving.
本文围绕阻止生物膜形成这一主线，并采用层层静电自组装技术，构建了以下抗菌涂层。
The chitosan as an antibacterial agent and the heparin as an anti-adhesion agent were successfully deposited onto the aminolyzed PET by the layer-by-layer self assembly technology.
因此，围绕着竖炉法直接冶炼不锈钢母液的实践和理论研究这一主线，开展了卓有成效的研究工作。
Therefore, fruitful research have been carried out according to the main line of practice and theory of directly producing master alloys by a shaft furnace.
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