离心泵的流量取决于泵的结构尺寸、叶轮直径、叶片宽度和转速。()
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Your computers have both Windows NT Workstation 4.0, and Windows 2000 Professional operating systems. You configure the hard disk on each computer to have two 4-GB partitions. Windows NT Workstation is installed on drive C, and Windows 2000 Professional is installed on drive D. You configure a disk quota on drive D to prevent users from saving data on the disk. How can you prevent users from saving files to drive D in either operating system?()
A. The required result cannot be obtained with the above given solutions
B. Enable EFS on D
C. Format the NT 4 partition and reload NT 4
D. Use NT 4.0 NTFS permissions to deny users write access to D
年逾七旬的甲因向两个儿子乙、丙索要赡养费诉至人民法院,法院在审理过程中发现甲生活相当困难,并且身患重疾急需医治,遂裁定乙、丙两人先分别给付甲生活费和医疗费5000元。该裁定作出后,乙表示不同意,人民法院告知乙此裁定乃终局裁定,不得上诉,只能立即执行。人民法院在审理后判处乙、丙每人每月各负担甲生活费1000元。丙以自己下岗为由不服提出上诉。二审人民法院为保障甲的生活不受影响,在案件审结前裁定乙、丙两人分别先给付800元。
定量预测法是依据大量的数据资料,运用统计分析和数学方法描述预测对象与影响因素之间的关系和规律,建立预测模型,计算出结果作为预测值。因此比定性预测更为科学、准确。
A. 正确
B. 错误
支局在窗投销号操作时,录入收件人姓名即可调出邮件信息。
A. 正确
B. 错误