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【单选题】
患者男,34岁。因“颌下急性蜂窝”入院。患者颈部明显红肿、疼痛,伴严重全身感染症状、短时间出现心慌、憋气、胸闷,口唇发绀。导致患者发生该并发症的原因是A.
输液过多过快
B.
支气管痉挛
C.
喉头
D.
心肌缺血缺氧
E.
支气管炎症水肿
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皮皮学刷刷变学霸
举一反三
【多选题】从军事高技术与武器装备的关系出发,军事高技术可分为两大类型,其中支撑武器装备发展的基础技术主要包括
A.
高性能推进与动力技术
B.
信息战技术
C.
仿真技术
D.
伪装与隐身技术
【单选题】Refer to Exhibit 7-1. If in the schedule, total consumer surplus equals $5, the market price of a jazz CD is: Price of Jazz CDs Quantity of Jazz CDs $30 1 $25 2 $20 3 $15 4 $10 5
A.
$10.
B.
$15.
C.
$20.
D.
$25.
【单选题】Refer to Exhibit 7-1. If the price of the jazz CDs equals $20, the consumer surplus Miles receives from purchasing jazz CDs is: Price of Jazz CDs Quantity of Jazz CDs $30 1 $25 2 $20 3 $15 4 $10 5
A.
$10.
B.
$15.
C.
$20.
D.
$55.
【单选题】Refer to Exhibit 7-2. What is the total amount of producer surplus assuming this market reaches equilibrium? Price Quantity Demanded Quantity Supplied $1.00 7 1 $2.00 6 2 $3.00 5 3 $4.00 4 4 $5.00 3 5...
A.
1
B.
2
C.
3
D.
6
【单选题】Refer to Exhibit 7-2. What is the consumer surplus of the 2nd unit consumed assuming this market reaches equilibrium? Price Quantity Demanded Quantity Supplied $1.00 7 1 $2.00 6 2 $3.00 5 3 $4.00 4 4 ...
A.
1
B.
2
C.
3
D.
7
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