Reduced Speed Now 减速行驶
Reduced Speed Losses 减速损失
REDUCED SPEED AHEAD 前方行驶减速
passing bridge with reduced speed 减速过桥
reduced speed repeating signal 减速中继号志
signal reduced speed 减速号志
Navigation at Reduced Speed 降速航行
train running at reduced speed 列车减速运行
reduced engine speed 降低发动机转速
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