The poll network mode has a great influence on the communication performance of tactical data link (TDL) for helicopter.

轮询组网方式对直升机战术数据链的通信性能有着重要的影响。

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Different platforms and characteristic of tactical messages result in different requirements for network resource in tactical data link (TDL).

战术数据链系统中，平台的差异性以及消息自身的特点导致了平台对网络资源需求的不均匀性。

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TDL-40C is controlled by microcomputer and driven by inverter motor. It can be operated simply and conveniently. It has the function of self-balance.

该机采用电脑控制，驱动采用变频电机，操作简便，具有自动平衡功能。

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Objective To study the transfection effects of ultrasound microbubbles enhanced TDL compound mediated HGF gene in human umbilical vein endothelial cell (HUVEC).

目的研究超声微泡促进TDL复合物介导的肝细胞生长因子(HGF)基因在人脐静脉内皮细胞(HUVEC)中的转染效果。

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Objective To study the transfection effects of ultrasound microbubbles enhanced TDL compound mediated HGF gene in human umbilical vein endothelial cell (HUVEC).

目的研究超声微泡促进TDL复合物介导的肝细胞生长因子(HGF)基因在人脐静脉内皮细胞(HUVEC)中的转染效果。

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