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当前学科：军事气象学
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暴雨形成的基本条件有？
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政府支出包括（）。
梅女士，29岁，未婚，无明显症状，但自己摸到下腹一肿块来妇科就诊。张医生阅读了实验室报告后，确诊为浆膜下子宫肌瘤，为其制定的治疗方案是（）。
日本JMH海况预报图目前的预报时效是（）
Write down the numbers of the topic sentences in the following passages.①At the beginning of a writing course, many students earn low grades because they are inexperienced writers. ② They simply don’t know how to write an effective essay, and in the process of learning to do so, they make mistakes --- and low grades. ③Such grades affect the students’ confidence and morale, making writing an unpleasant task associated with anxiety and failure. ④As a result, students are discouraged; ⑤instead of working seriously on their writing, they spend time worrying about the easiest way to earn a better grade on the next paper--- usually by writing “safe” papers that are simple and correct but lacking in thought. ⑥Therefore, the assigning of traditional grades in a freshman writing course often works against the purpose of the course --- to help students learn to write better.
14岁女孩，弛张高热1个月，面、躯干多形性皮疹，腕、踝、手指关节肿痛，抗生素治疗无效。血压90／75mmHg，心率120次／分，肝右肋下3cm，脾肋下1cm。血红细胞3×10／L，血红蛋白90g／L，白细胞25×10／L，N78％，ESR82mm／h，ASO250U。最可能的诊断是（）
除雾器的冲洗周期主要根据烟气特征及吸收剂确定，一般以不超过2h为宜。
边际实物产出是所有投入都增加一个单位所带来的总产量的增加量。
与牙轮钻头相比，PDC钻头具有明显优点，下列关于PDC钻头的说法不正确的是（）。
3／4冠邻沟预备的目的是（）