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1.The stack temperature of the coal is measured to determine its quality.
测量煤炭的堆栈温度以确定其质量。
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2. The engineer used a special device to measure the stack temperature of the furnace.
工程师使用一种特殊的设备来测量炉子的堆栈温度。
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3.The stack temperature of the coal was too high, which could affect the efficiency of the power plant.
煤炭的堆栈温度过高，可能会影响发电厂的效率。