英语词汇“operating research”的翻译、意思、用法、释义-英汉汉英双解词典

单词	operating research
释义	operating research 作业研究
随便看	Acids,Isonicotinic Acids,Isonipecotic acid site acid-site concentration acid sites acid size acid ska Acids,Keto Acids,Ketoglutaric acid slag acid-slag acid slag practice Acids,Lauric Acids,Levulinic Acids,Linoleic acidsludge acid sludge acid-sludge acid sludge asphalt acid sludge fuel acid-sludge pitch acid sludge treatment acid slurry method Acids,Lysophosphatidic Acids,Mandelic