Even though you save on kerosene, it takes more than three years after purchase for the total cost of running a compact fluorescent lamp to drop below that of a kerosene lamp and fuel.
如果不用煤油灯,节省下来的灯油钱,要三年才抵得上购买一个紧凑型灯的花费。
Experiments for measuring the kerosene flame with the device show that the temperature and water vapor concentration in kerosene flame are not stable.
研制了一种新型的火焰温度和水蒸气浓度测量装置,可实现极短脉冲高速火焰的测量,并对煤油喷灯火焰进行了测量实验。
The selective agglomeration experiments are processed on kerosene and kerosene is at 14.8% consumption with respect to solid.
使用煤油进行了选择性的烧结实验,煤油的消耗量为固体燃料的14.8%。
But the study says it can be more economical in the long term than using fuels like gasoline, diesel or kerosene.
VOA: special.2010.01.11
That is metallic sodium that would keep in kerosene so it doesn't react with the oxygen in the air.
金属钠应该保存在没有中,这样它就不会和空气中的氧气反应了。
And I know that sodium chloride forms because, if I look on the webpage at 3.091, you see this down here, this is sodium in kerosene.
我知道氯化钠形式,因为我看过3。091的网站,看看这个,这是钠在煤油中。
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