rtk
n.
Real Time Kinematic 实时动态定位技术;
[医]receptor tyrosine kinase;
（网络用语）Return To Keyboard （回到电脑前）;
例句:
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Public broadcaster RTK was set up as an editorially independent service.
来自BBC
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Integer ambiguity resolution and cycle clip detection and repair are the crucial problems in RTK - GPS positioning.
整周模糊度的解算以及周跳的探测与修复问题是GPS 高精度动态 定位的关键问题.