As computational power increases, and as sensors, effectors and displays improve, VR could begin to approximate physical reality in terms of fidelity and interactivity.
随着计算能力的增加，以及传感器、效应器与显示器的改进，虚拟现实将开始在保真度和互动性上逼近物理现实。
Polices tactics training should rely on the combination of physical power, techniques and tactics so as to improve its applicability;
警务战术训练应注重体能、技术与战术训练相结合，以增强其实用性；
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