n.异构化 light naphtha: 轻粗汽油; 轻石油脑;轻溶剂油; 轻质石油脑; 石脑油crude light solvent naphtha: 粗的轻溶剂石脑油lcn light coker naphtha: 焦化轻汽油light solvent naphtha: 轻溶剂石脑油light straight run naphtha: 轻直馏石脑油下载手机词典可随时随地查词查翻译