下列哪项不属于规范性检索语言?() ["单元词语言","叙词语言","关键词语言","标题词语言"]
曳引机采用刚性联轴器安装时同轴度应不大于()mm。 ["0.01","0.02","0.1","0.2"]
物流系统的主要特征是?
为增强可持续发展能力,我们必须把()放在工业化现代化战略 ["资源节约型社会","人民当家做主型","环境友好型","创新型"]
不属于科研不端行为的是() ["捏造科研数据"," 篡改科研数据","引用他人科研成果","违反实验动物保护规范","违反知情同意、保护隐私等规定"]
乏氧性缺氧