continuous-signaling device是什么意思 continuous-signaling device怎么读
continuous-signaling device的相关资料
continuous-signaling device的用法和样例
- Advances and standardization of signaling technology allow trains to run at higher speeds and cross international borders without changing equipment.
先进的和标准化的信号技术允许火车高速通过国境而无需更换设备。
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