考察了在甲醇溶剂中，超声波辐射下煤中有机硫的脱除。
Investigated was the removal of organic sulfur from coal in methyl alcohol solution under ultra sonic radiation.
分析了在甲醇- 丙酮为渗剂条件下的气体渗碳的炉气成分；
This paper analyses the compositions of furnace atmosphere with methanol-acetone dropfeeding agent.
结果表明：丙酮羰基在甲醇溶剂中红外诱导伸缩频率位移最大。
The largest solvent induced frequency shift in the infrared spectrum of acetone is seen in the methanol.
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