更多“领导艺术归根到底还要靠在理论中提高。”相关的问题
气雾剂质量要求中，吸入气雾剂的药粉粒径应控制在
A . 5μm以下
B . 10μm以下
C . 6μm以下
D . 8μm以下
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下列关于单层工业厂房的说法中不正确的是( )。
A．屋盖结构由屋面板、屋架及天窗架、托架等组成
B．单层工业厂房，根据结构组成分为墙体承重结构和骨架承重结构
C．外墙围护系统的主要作用在于承受墒体和构件的自重以及作用在墙体上的风荷载
D．支撑系统是厂房的主要承重构件，承受着吊车自重、吊车梁、墙体上的荷载，以及山墙传来的风荷载
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顶推法施工桥梁承载结构适用于（）。
A.等界面梁
B.变截面梁
C.大跨径桥梁
D.总长1000m以上桥梁
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磺胺类药能抗菌和抑菌是因为（）
A.抑制了细菌的二氢叶酸还原酶B.抑制了细菌的二氢叶酸合成酶C.竞争对象是对氨基苯甲酸D.属于竞争性抑制作用
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茶碱静脉注射（）
\tA.进餐时或餐后服药，可减少对胃肠道的刺激，但吸收减慢
\tB.可刺激注射部位，引起疼痛、红肿
\tC.滴速宜慢
\tD.血浆药物浓度平稳，不良反应较少
\tE.半衰期延长
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问卷调查法中一般要求问卷回收率至少要达到()。
A.90%
B.60%
C.80%
D.70%
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Names have gained increasing importance in the competitive world of higher education. As colleges ...The phrase "come up with" (Line 3, Para.4) probably means ______.
A. catch up with
B. deal with
C. put forward
D. come to the realization
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The practice of exchanging foreign currency can vary by country. In one country, you may have to change your money at the airport, and in other countries you may need to buy your foreign currency in advance. Here are some places you can exchange foreign currency for U.S. currency.Your Bank In many cases you can purchase U.S. currency for your trip from a bank. Banks tend to have higher exchange rates than some currency exchange businesses. Before you purchase currency from a bank, check the currency change rates for that day so you can compare the rate the bank is giving and determine if it’s a good offer. There is a fee involved in withdrawing foreign currency from your bank.The Airport Currency exchange businesses can be found at most international airports, so you can purchase U.S. currency either before you board your flight or at the U.S. airport on arrival. Note that U.S. airports typically have fewer currency exchange counters than travelers are accustomed to seeing in other parts of the world. If the airport you are flying into is not in a major U.S. city, consider using the exchange service in your departure airport to be on the safe side. If you are in an airport where several exchange companies operate, be sure to shop around for the best rate and lowest exchange fee.
The practice of exchanging foreign currency can vary by country. In one country, you may have to change your money at the airport, and in other countries you may need to buy your foreign currency in advance. Here are some places you can exchange foreign currency for U.S. currency.Your Bank
In many cases you can purchase U.S. currency for your trip from a bank. Banks tend to have higher exchange rates than some currency exchange businesses. Before you purchase currency from a bank, check the currency change rates for that day so you can compare the rate the bank is giving and determine if it’s a good offer. There is a fee involved in withdrawing foreign currency from your bank.The Airport
Currency exchange businesses can be found at most international airports, so you can purchase U.S. currency either before you board your flight or at the U.S. airport on arrival. Note that U.S. airports typically have fewer currency exchange counters than travelers are accustomed to seeing in other parts of the world. If the airport you are flying into is not in a major U.S. city, consider using the exchange service in your departure airport to be on the safe side. If you are in an airport where several exchange companies operate, be sure to shop around for the best rate and lowest exchange fee.
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导向滚轮装置月度维护保养内容与要求：检查滚轮轴支承架紧固螺栓是否可靠紧固。如发现螺栓松动应记录。()
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2017 年 1 月 1 日 , 某企业 “ 坏账准备 —— 应收账款 ” 明细科目贷方余额为 8 万元; 2017 年 8 月应收账款实际发生坏账损失 5 万元; 2017 年 12 月 31 日 , 经减值测试 ,“ 坏账准备 —— 应收账款 ” 科目贷方余额应为 16 万元。不考虑其他因素 ,2017 年 12 月 31 日 , 该企业应计提应收账款的坏账准备金额为 () 万元。
A. 13 B. 8 C. 3 D. 16
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小儿结核病的主要传染途径（）
A . 呼吸道感染
B . 消化道感染
C . 淋巴播散
D . 皮肤感染
E . 血行播散
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M7130平面磨床中三台电动机都不能启动，电源开关QS1和各熔断器正常，退磁电压也正常，转换开关QS
M7130平面磨床中三台电动机都不能启动，电源开关QS1和各熔断器正常，退磁电压也正常，转换开关QS2和欠电流继电器KUC也正常，则需要检查需要修复()。 A、照明变压器T2 B、热继电器 C、接插器 D、接插器X2
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（）“其于虎也，先醉后打；其于蒋门神也，先醉后打；其于王道人也，先杀后醉；其于张都监也，先杀后醉”这是谁的批语？
A.金圣叹
B.李卓吾
C.王望如
D.张竹坡
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无效的法律行为自始无效；可撤销的法律行为，从撤销起失去效力。
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