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【单选题】
ZY12000-25/65液压支架的支架类型为（ ）。A.
支撑掩护式
B.
掩护式
C.
放顶煤
D.
充填式
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【简答题】Time-to-________: how long does it take to capture a customer’s order and to deliver the product to the retail customer’s satisfaction? Traditionally in fashion industries orders from retailers have h...
【多选题】下列对法的分类中,正确的有( )。
A.
成文法和不成文法是根据法的创制方式和发布形式所作的分类
B.
一般法和特别法是根据法的空间效力、时间效力或者对人的效力所作的分类
C.
根本法和普通法是根据法的主体、调整对象和渊源所作的分类
D.
实体法和程序法是根据法的内容所作的分类
【单选题】分类是化学研究中的一种常用方法．下列关于分类的说法中，正确的是（ ）
A.
Na 2 O、Na 2 O 2 和Fe 2 O 3 均属于碱性氧化物
B.
根据在水溶液中或熔融状态下能否导电，可将化合物分为电解质和非电解质
C.
根据是否具有丁达尔效应，将分散系分为溶液、胶体和浊液
D.
有单质参加或单质生成的反应，都属于氧化还原反应
【单选题】我国安全生产管理方针是
A.
安全为了安全,生产必须安全
B.
安全第一、预防为主、综合治理
C.
安全第一、预防为主、以人为本,安全发展
D.
安全第一,预防为主;全员参与,强化管理
【简答题】全部载荷：均由底架来承担的车体结构称为__________或___________。
【单选题】The reason Airbus succeeded in the Brander Spencer example is that _______________.
A.
the European government made an explicit subsidy offer, but the U.S. government did not.
B.
Airbus' prices were better when adjusted for quality and warranty services.
C.
Boeing traditionally refused to undertake any exchange rate risk in its transactions.
D.
the U.S. acted in accordance with its ideological reliance on market solutions, whereas the Europeans ignored market and technological factors.
【单选题】The reason Airbus succeeded in the Brander Spencer example is that
A.
the European government made an explicit subsidy offer, but the U.S. government did not.
B.
Airbus' prices were better when adjusted for quality and warranty services.
C.
Boeing traditionally refused to undertake any exchange rate risk in its transactions.
D.
the U.S. acted in accordance with its ideological reliance on market solutions, whereas the Europeans ignored market and technological factors.
E.
the Airbus plane benefited from more advanced technology.
【多选题】Which of the following statements are true?
A.
Derivative transactions are designed to increase risk and are used almost exclusively by speculators who are looking to capture high returns.
B.
Hedge funds typically have large minimum investments and are marketed to institutions and individuals with high net worths.
C.
Hedge funds have traditionally been highly regulated.
D.
The New York Stock Exchange is an example of a stock exchange that has a physical location.
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