填空题三国时期魏国的马钧制造了()工具提高了抗旱能力。
填空题
三国时期魏国的马钧制造了()工具提高了抗旱能力。
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单选题You are a desktop administrator for your company. A company user reports that he is unable to use his Bluetooth-enabled mobile phone with his Bluetooth-enabled Windows XP Professional computer. He is trying to play audio from the phone through the speakers on his computer. You verify that other Bluetooth devices work properly with the user’s computer. You test the speakers to make sure they are in working order. You also verify that the mobile phone can send output to a computer. You then discover that the phone cannot detect the computer.You need to ensure that the user can use the phone with his computer. What should you do?()APlace the phone in Bluetooth discovery mode.BPlace the user’s computer in Bluetooth discovery mode.CAdd the phone and the computer to the same Bluetooth Personal Area Network (PAN).DInstall mobile phone synchronization software on the user’s computer.
判断题人力资源的规划按照规划期限可以分为长、中、短期规划,其中长期规划的时间在十年以上。A对B错