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【简答题】
使GPIOE第11引脚输出低电平使用语句( )。
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【多选题】下列关于关税说法正确的有： ( )。
A.
进口税是指进口商品进入一国关境时，由该国海关根据海关税则对外国出口商所征收的一种关税
B.
出口税是出口国家的海关在本国商品输往国外时，对外国进口商所征收的关税
C.
过境税又称通过税，是一国海关对通过其关境再转运第三国的外国商品所征收的关税
D.
反倾销税是指对实行倾销的进口货物新征收的一种进口税
【多选题】关于关税的课征种类，下列说法正确的有______。
A.
进口税是进口国家的海关在外国商品输入时，根据海关税则对本国进口商所征收的关税
B.
进口附加税是指一国海关对本国进口商在进口商品时对本国进口商所征收的关税
C.
出口附加税是指一国海关对本国出口商在出口商品时对本国出口商所征收的关税
D.
过境税是已过海关在本国商品出口时，为保证本国市场供应或其他特殊目的而征收的关税
【简答题】Everybody has had at least one experience from which he knows the meaning of life．This time, which took place several years ago, but seems as if it just happened． On an afternoon several years ago, my...
【单选题】以下关于时间序列预测法的描述正确的是?
A.
. 基于未来需求与过去的需求相同的假设
B.
. 大量使用定性方法中得到的数据
C.
. 分析过去的需求以预测未来的需求
D.
. 由于它包括趋势性、周期性和季节性模型，所以它比因果预测分析更有用
E.
. 以上均正确
【单选题】听力原文：M: Hi, you're new here, aren't you? What's your name? W: Stella. M: Want to come and play? W: I'd like to. but I can't. My Mum says I've got to stay and help her. It's my brother's birthday and w...
A.
Because she doesn't like to.
B.
Because she has to help her mother.
C.
Because she is having a party.
【简答题】阅读理解。 Everybody has had at least one experience from which he knows the meaning of life. This time, which took place several years ago, but seems as if it just happened. On an afternoon several years ...
【简答题】Everybody has had at least one experience from which he knows the meaning of life. This time, which took place several years ago, but seems as if it just happened. On an afternoon several years ago, m...
【多选题】下列关于被解释变量的预测置信区间的描述正确的是
A.
预测置信区间的宽度与样本容量的大小无关
B.
总体均值和个别值的预测置信区都以总体均值的点预测为中心
C.
总体均值的预测置信区间比个别值的预测置信区间窄
D.
总体均值和个别值的预测置信区间都在样本均值点处最窄
【单选题】以下关于预算与滚动预算间的关系,描述正确的选项是
A.
滚动预算有助于预算的推动落实
B.
从驱动企业持续向前发展的角度汫，预算比滚动预算更重要
C.
滚动预算与预算的预测逻辑是不同的
D.
预算相较于滚动预算，会更为简单，更容易上手
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