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传动时,球笼式万向节的传力点始终处于()的平分面上。
高层民用建筑的消防车道为尽头式消防车道时应设回车道或者回车场,一般情况下回车场的面积不应小于( )。
可引起肝浊音界消失的疾病是()
血沉测定的临床应用价值为( )
铁路车票的有效期是铁路运输合同的附生效条件。
改善装卸作业的主要途径是实现装卸作业的()
等渗性缺水病人,给予补充液体治疗应首选( )。
重症支气管哮喘的治疗中禁用的药物是()
权利
患者男性,55岁,间断肉眼血尿半年,近期耻骨上方疼痛。MR检查示膀胱壁增厚,膀胱底部可见一大小约3.2cm×2.5cm×3.8cm的菜花状异常信号影,在T1WI上与膀胱壁等信号,高于尿液信号,但低于膀胱周围脂肪信号T2WI呈中等信号,高于膀胱壁信号。增强扫描病变及增厚的膀胱壁明显不均匀强化。该例最可能的诊断是()
英语六级分值如何分布?考试流程如何?
与四六级相爱相杀的这些年,你了解它吗?
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什么是专八考试?
2021年下半年全国大学英语四、六级考试成绩公布时间
2021年12月英语四级作文技巧分享
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