You install 10 USB tablets on 10 Windows 2000 Professional computers with built-in USB controllers. After installing the tablet software, you notice that the tablets cannot communicate with the computers. What must you do to recover from this problem?()
A. Enable the USB root hub controller and reinstall the USB tablet device drivers.
B. Disable USB error detection for the USB root hub controller and enable the USB tablet within the Device Manager.
C. Reinstall the USB device drivers and disable USB error detection.
D. Enable the USB ports in the BIOS and reinstall the USB tablet device drivers.
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患儿男,9岁,扁桃体炎2周后出现水肿、少尿,尿色似"冰红茶",3天后出现无尿、头晕、头痛,急诊入院。体检:体温37.8℃,血压146/98mmHg,精神烦躁,眼睑及双下肢水肿明显,尿检:蛋白1+,红细胞130~200个/HP,白细胞20~30个/HP。目前首要的处理是()。
A. 抗感染
B. 退热
C. 抗凝
D. 利尿、降血压
E. 扁桃体切除
F. 止疼
患儿,女孩,12岁。发热14天,体温38~39℃,双手指指间关节和掌指关节肿痛伴活动受限,两侧膝关节肿胀,以右侧明显,被动活动受限。无皮疹,浅表淋巴结无肿大,肝脾无明显肿大。提示:血白细胞13×109/L,尿常规检查正常。提问:可能的诊断为()
A. 风湿热
B. 过敏性紫癜
C. 小儿类风湿病
D. 关节结核
E. 化脓性关节炎
F. 白血病
G. 非特异性肢痛
下列关于PSC的说法中,正确的是()。 Ⅰ、在拒绝船舶进入港口前,港口当局无须与该船舶的船旗国进行协商 Ⅱ、检查当局对每次检查都应向船长提供检查结果的文件,即PSC报告 Ⅲ、对已被滞留而未支付相关检查费用或提供担保之前,该船滞留不能解除
A. Ⅰ+Ⅱ
B. Ⅰ+Ⅲ
C. Ⅱ+Ⅲ
D. Ⅰ+Ⅱ+Ⅲ