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isothermal gas chromatography
chem. 等温气体色谱法
earth.sc. 等温气相色谱测定法
el. 等温气相色谱分析法
geol., oil.proc. 等温气相色谱法
oil 等温气相色谱
isothermal gas chromatography: 2 phrases in 1 subject
Oil / petroleum2