外场设备主要有气象检测器，车辆检测器，情报板，限速板。
Here outer equipment including weather detector, car detector, information board, speed-limited board.
热导检测器是气象色谱法中最早出现和应用最广的检测器。
Thermal conductivity detector is the first appearance of gas chromatography and the most widely used detector.
热导检测器是气象色谱法中最早出现和应用最广的检测器。
Thermal conductivity detector is the first appearance of gas chromatography and the most widely used detector.
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