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【单选题】
血液中的血红蛋白和肌肉中的肌蛋白结构不同的原因是 ( )A.
所含氨基酸的种类不同，而数目、排列顺序都相同
B.
所含氨基酸的数目不同，而种类、排列顺序都相同
C.
所含氨基酸的数目、排列顺序不同和多肽链的数目及空间结构不同
D.
所含氨基酸的数目、排列顺序和多肽链的数目相同但空间结构不同
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举一反三
【单选题】Financial planning:
A.
focuses solely on the short-term outlook for a firm.
B.
is a process that firms employ only when major changes to a firm's operations are anticipated.
C.
is a process that firms undergo once every five years.
D.
considers multiple options and scenarios for the next two to five years.
【单选题】The push/pull view of the supply chain is useful when considering strategic decisions relating to supply chain design, because
A.
it categorizes processes based on whether they are initiated in response to or in anticipation of customer orders.
B.
it specifies the roles and responsibilities of each member of the supply chain.
C.
it clearly defines the processes involved and the owners of each process.
D.
it focuses on processes that are external to the firm.
E.
it focuses on processes that are internal to the firm.
【单选题】The push/pull view of the supply chain is useful when considering strategic decisions relating to supply chain design, because
A.
it categorizes processes based on whether they are initiated in response to or in anticipation of customer orders.
B.
it specifies the roles and responsibilities of each member of the supply chain.
C.
it clearly defines the processes involved and the owners of each process.
D.
it focuses on processes that are external to the firm.
【单选题】设置弯起钢筋抗剪时,弯起筋抗剪公式 V sb = 0.8 f y A sb sin a 中的系数08是指
A.
斜截面破坏时弯起筋没有全部屈服
B.
与斜裂缝相交的弯起筋没有屈服
C.
斜裂缝处的弯起筋在剪压区不能达到受拉屈服
D.
与弯起筋的弯起角有关的系数
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