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判斷題

接觸網(wǎng)作業(yè)接觸網(wǎng)作業(yè)車后端操縱時將電源轉(zhuǎn)換開關(guān)向右旋轉(zhuǎn)45°

答案：錯誤

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接觸網(wǎng)作業(yè)車前端操縱時將電源轉(zhuǎn)換開關(guān)向右旋轉(zhuǎn)45°

答案：錯誤

當(dāng)接觸網(wǎng)作業(yè)車發(fā)動機水溫表指示達到70°C，允許全負荷工作。

答案：正確

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