So N-Solv introduced purification equipment to separate methane from the propane before it is reused. The separated methane can also be used to heat the propane, further reducing energy costs.
因此，N - Solv公司引进了提纯设备，在重新使用回收的丙烷前从丙烷中分离出甲烷，而分离出来的甲烷也可以用来加热丙烷，这样就进一步降低的能源消耗的成本。
Useing of Dongting Lake hydrological observation stations, environmental monitoring data and on-the-spot investigation, Analysising of the Dongting Lake wetland on the N, P pollution-purification.
利用洞庭湖水文观测站、环境监测站和实地考察资料，分析了洞庭湖湿地对氮（N）、磷（P）污染的净化功能。
There were not n-hexane, benzene, toluene and xylene, o-xylene, styrene and other organic solvent residue in the purification of apple polyphenol by the headspace gas chromatograph.
再采用顶空气相色谱法检测所得苹果多酚纯化物中正己烷、苯、甲苯、对二甲苯、邻二甲苯、苯乙烯等有机溶剂残留均低于检测限。
There were not n-hexane, benzene, toluene and xylene, o-xylene, styrene and other organic solvent residue in the purification of apple polyphenol by the headspace gas chromatograph.
再采用顶空气相色谱法检测所得苹果多酚纯化物中正己烷、苯、甲苯、对二甲苯、邻二甲苯、苯乙烯等有机溶剂残留均低于检测限。
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