【单选题】急腹症患者表现为腹痛剧烈,体征轻微的疾病见于( )
【简答题】茶树是被子植物,常见的有黄山种、铁观音、黄金桂、福建水仙、大叶乌龙等.将茶树的叶子摘下,经过“杀青”(将新鲜茶叶炒或蒸熟),再经过揉捻、干燥,就成了常见的绿茶.茶水的苦涩,来自茶叶中的有机物“茶多酚”,有抗氧化、防衰老、减肥、提神的功效.根据资料回答下列问题. (1)“茶多酚”应该是茶树通过______作用制造出来的. (2)“杀青”,能防止摘下的茶树叶进行______作用,保存其有效成分.对茶叶...
【简答题】股票回购是指股份公司出资将其发行流通在外的股票以一定价格购回予以注销或库存的一种资本运作方式,其具体运作方式就是公司在市场上按市价直接购买本公司的股票。 ( )
【判断题】股票回购是指股份公司出资将其发行流通在外的股票以一定价格购回子以注销或库存的一种资本运作方式。( )
【单选题】有些被宣称为“清热下火”的凉茶,其实连茶的远亲都算不上,它们不含通常的“茶叶”,只是含些中草药提取液。从现代医学角度看,人体的许多症状跟中医所说的“热”“火”类似,而这些症状,有许多是会自然减退的,不管喝凉茶还是白水,一段时间后都会减轻。另一方面,在理论上完全可能有中草药的某些成分正好对某些症状有效,所以不少人喝了凉茶,觉得清了“热”、下了“火”,这并不奇怪。但是,这样一种“有效”却符合大众的思维...
【单选题】关于XBRL说法错误的是( )。
C.
XBRL通过定义统一的数据格式标准,规定了企业报告信息的表达方法
【判断题】XBRL 是可扩展商业报告语言的简称。 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【单选题】通常,茶叶被分为()大类: @font-face { font-family: "Times New Roman";}@font-face { font-family: "宋体";}@font-face { font-family: "Calibri";}@font-face { font-family: "微软雅黑";}p.MsoNormal { margin: 0pt 0pt 0.00...
A.
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B.
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C.
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D.
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