P波振幅在肢体导联应该() ["<0.25mV","<0.3mV","<0.2mV","<0.4mV","<0.1mV"]
以下哪项为复合感觉() ["实体觉","痛觉","温度觉","位置觉","触觉"]
下列说法错误的是() ["桡神经损伤-腕下垂","正中神经损伤-猿手","尺神经损伤-爪形手","肘关节后脱位-成角畸形","colles骨折-餐叉样畸形"]
正常人脾浊音界在左腋中线的第几肋之间() ["7~10","8~10","8~11","9~11","10~肋缘"]
下列哪些不是躯体性腹痛特点() ["定位准确","强度剧烈而持续","可有局部腹肌强直","疼痛部位不确切","腹痛可因活动、体位改变而加重"]
科技成果的鉴定的目的是什么?