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{{B}}Light
Night, Dark Stars{{/B}} Thousands of people around the globe step outside to gaze at their night sky. On a clear night, with no clouds, moonlight, or artificial lights to block the view. people can see more than 14,000 stars in the sky, says Dennis Ward. an astronomer with the University Corporation for Atmospheric Research (UCAR) in Boulder. Colo. But when people are surrounded by city lights, he says, they’re lucky to see ISO stars. If you’ve ever driven toward a big city at night and seen its glow from a great distance, you’ve witnessed fight pollution. It occurs when light from streetlights, office buildings, signs, and other sources streams into space and illuminates the night sky. This haze of light makes many stars invisible to people on Earth. Even at night, big cities lik A. Yes. Because the once dark rural areas are polluted by lights. B. No. Because they can still see stars in rural areas. C. Yes. Because rural areas are not a good place for astronomers m study stars. D. No. Because faint light given off by stars can still be seen on a clear night. [判断题]投保人可在柜面通过现金或转账方式缴纳保险费。
A.正确 B.错误 [判断题]在发生人身触电事故时,可以不经过许可,即行断开有关设备的电源,但事后应立即报告调度控制中心(或设备运维管理单位)和上级部门。( )
A.正确 B.错误 [单选题]凡影响行车的线路施工、维修作业均应在天窗内进行,用于线路大、中修及大型养路机械作业的施工天窗不少于( )。
A.120MIN B.140MIN C.160MIN D.180MIN [单选题]关于断肢(指)再植下面哪项是正确的
A.断肢有少量挫伤组织相连,清创时给予切断后方可再植者叫完全性离断 B.断指再植没有时限限制 C.离断指体再植前可不做任何处理 D.使用止血带止血应每1小时放松一次 E.肌细胞在常温下缺血6-8小时便可发生不可逆的病理变化 [判断题]账单分期可对已出账单的消费金额进行分期。申请金额大于500元,且小于账单总额减最低还款额的差额。
A.正确 B.错误 [单选题]个人小额保证保险贷款额度起点( )元。
A.1000 B.5000 C.10000 D.50000 [单选题]管理风险中的( )因素成为公司竞争优势从一个国家转移到另一个国家的主要障碍
A.制度和文化 B.政策 C.不稳定 D.金融风险 [单项选择]应用局部局部冷水浴法治疗时,治疗时间可为()。
A. 1~2min B. 4~5min C. 1~5h D. 12~36h E. 36~72h [单项选择]本单位向社会诚聘文秘人员的条件是:需有较强的事业心;具有较强的语言表达能力和文字写作能力;具有较强的社会交往;熟练掌握计算机和办公软件应用。
A. 需有较强的事业心 B. 具有较强的语言表达能力和文字写作能力 C. 具有较强的社会交往 D. 熟练掌握计算机和办公软件应用 [单项选择]淋病正虚毒恋型中医应用何方治之
A. 清营汤加减 B. 知柏地黄丸加减 C. 龙胆泻肝汤加减 D. 三仁汤加减 E. 八正散加减 我来回答: 提交
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