男,50岁。右眼睑下垂,复视3个月。查体:神清,右眼睑下垂,右眼球外斜,右侧瞳孔散大,对光反应和调节反应消失,双侧视神经乳头边清色淡。既往有蛛网膜下腔出血史。CT扫描增强后发现鞍旁右侧一小圆形高密度影,周围无明显水肿。为行明确诊断,首选的检查是() ["A.脑血管造影","头颅MRI","脑室造影","ECT","头颅线平片"]
缺铁性贫血为() ["大细胞正色素性贫血","正细胞正色素性贫血","小细胞低色素性贫血","小细胞正色素性贫血","大细胞低色素性贫血"]
女,33岁。G2Pl,白带增多伴有血丝4个月。宫颈活检病理学诊断为CINⅢ。下一步处理应采取()。 ["宫颈激光治疗","宫颈锥形切除术","子宫切除术","根治性子宫切除术","根治性宫颈切除术"]
压缩式制冷系统应进行系统吹污,压力应取0.6MPa,介质应采用() ["干燥空气","湿空气","氮气","氧气"]
慢性宫颈炎与子宫颈癌早期肉眼难以鉴别。确诊方法应是()。 ["宫颈刮片细胞学检查","宫颈碘试验","阴道镜检查","宫颈及宫颈管活检","氮激光肿瘤固有荧光诊断法"]
PLC的模块法编程可以分为哪几个控制部分进行编程?