．钻→扩工件内孔表面的表面粗糙度为（）。 ["87","10—20","90","88"]
患者，黄某，男性，28岁，汽车撞伤致右大腿肿痛、流血、畸形2h。主诉右肢疼痛，以大腿处为著，流血、不能活动。查体：T36.7℃，Pll5/min，R21/min，BPll0/25mmHg，一般情况尚可，烦躁不安，急性痛苦面容，被动卧位。见右大腿中段肿胀，呈屈曲外旋畸形，因剧痛拒绝查体，外侧可见3cm长的裂口，有鲜血流出。可见骨折端，患肢活动受限，右足背动脉搏动存在，各趾运动灵活，感觉正常。其余未发现异常。该患者潜在的并发症有（） ["感染","休克","股动脉损伤","坐骨神经损伤","以上都是"]
You configure Microsoft Internet Explorer 7 with a Really Simple Syndication （RSS） subscription to MSN Entertainment on your computer. Your RSS subscription Web page fails to show the information that the RSS feed Web page displays from MSN Entertainment. You need to ensure that Internet Explorer displays the current content from the RSS feed. What should you do？（） ["Enable the feed reading view in the RSS feed settings.","Configure the RSS feed properties to use the minimum interval value.","Configure the RSS feed properties to keep only the most recent 50 items.","Configure the RSS feed properties to automatically download attached files."]
草甘膦与百草枯有何异同？
证券公司与证券交易同为银行金融机构，因此二者的性质并无本质的区别。
癫狂状态
