皮皮学，免费搜题
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【多选题】
患者男，56岁，因急性肠穿孔并发腹膜炎行急诊手术，术后8h出现气急和低氧血症，16h后明显加重，给予面罩高流量吸氧后动脉血气为pH7.48，PaO 2 55mmHg，PaCO 2 30mmHg，诊断为ARDS，给予气管插管机械通气，选择SIMV＋PSV模式，通气参数为流量触发3L/min，FiO 2 80%，PEEP10cmH 2 O，VT420ml，Ti1.2s，RR20次/min，PS20cmH 2 O。通气30min后气急仍明显，频繁人机对抗。 适当的措施是（）
A.
应选择镇静剂-肌松剂抑制自主呼吸
B.
在控制高压的前提下，增加潮气量，缩短吸气时间
C.
改用PSV＋PEEP模式
D.
增加PEEP水平
E.
增加呼吸频率
F.
降低PEEP水平
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举一反三
【单选题】To meet the pricing objective of maximizing profit margin, _____ pricing strategies is often employed.
A.
penetration
B.
skimming
C.
loss leader
D.
psychological
查看完整题目与答案
【单选题】Profit margin is calculated by dividing ( )
A.
sales by cost of good sold
B.
Gross profit by net sales
C.
net income by equity
D.
net income by net sales
查看完整题目与答案
【简答题】用例图中参与者的类型可以是设备、 、 和 。
查看完整题目与答案
【简答题】参与者的类型可以是( )、设备、( )和时间
查看完整题目与答案
【简答题】Calculate the Gross profit margin and Net profit margin
查看完整题目与答案
【判断题】曲线地段外轨超高单线不得超过125毫米。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which of the following is NOT true about profit margin?
A.
It’s the cost of producing one more unit of a good, also known as marginal cost （题目问以下哪个选项是不对的。Ａ讲的是边际成本。跟利润率是完全不同的概念。课上解释过。如果还有疑惑可看Unit 3章节里有专门介绍profit margin的视频与word。 ）
B.
It represents how much percentage of sales has turned into profits.
C.
It’s one of the commonly used profitability ratios to evaluate profitability of a business activity.
D.
It has become the globally adopted standard measure of profit-generating capacity of a business
查看完整题目与答案
【多选题】木僵可见于那些疾病
A.
精神分裂症
B.
严重抑郁症
C.
反应性精神障碍
D.
脑器质性精神障碍
E.
神经症
查看完整题目与答案
【单选题】From the last two paragraphs, we learn that ______
A.
If the margin of profit in student-loan is lessened, no company will be involved in the industry.
B.
If the margin of profit in student-loan is lessened, Sallie Mae will be bankrupt.
C.
If the margin of profit in student-loan is lessened, Sallie Mae can get more opportunities.
D.
If the margin of profit in student-loan is lessened, the industry will be definitely safe.
查看完整题目与答案
【单选题】The profit margin ratio measures:
A.
Profit generated by each dollar of sales
B.
Profit generated by each dollar of expenses
C.
The expenses incurred for each dollar of sales
D.
The overall profitability of assets
查看完整题目与答案
相关题目：
【单选题】To meet the pricing objective of maximizing profit margin, _____ pricing strategies is often employed.
A.
penetration
B.
skimming
C.
loss leader
D.
psychological
查看完整题目与答案
【单选题】Profit margin is calculated by dividing ( )
A.
sales by cost of good sold
B.
Gross profit by net sales
C.
net income by equity
D.
net income by net sales
查看完整题目与答案
【简答题】用例图中参与者的类型可以是设备、 、 和 。
查看完整题目与答案
【简答题】参与者的类型可以是( )、设备、( )和时间
查看完整题目与答案
【简答题】Calculate the Gross profit margin and Net profit margin
查看完整题目与答案
【判断题】曲线地段外轨超高单线不得超过125毫米。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Which of the following is NOT true about profit margin?
A.
It’s the cost of producing one more unit of a good, also known as marginal cost （题目问以下哪个选项是不对的。Ａ讲的是边际成本。跟利润率是完全不同的概念。课上解释过。如果还有疑惑可看Unit 3章节里有专门介绍profit margin的视频与word。 ）
B.
It represents how much percentage of sales has turned into profits.
C.
It’s one of the commonly used profitability ratios to evaluate profitability of a business activity.
D.
It has become the globally adopted standard measure of profit-generating capacity of a business
查看完整题目与答案
【多选题】木僵可见于那些疾病
A.
精神分裂症
B.
严重抑郁症
C.
反应性精神障碍
D.
脑器质性精神障碍
E.
神经症
查看完整题目与答案
【单选题】From the last two paragraphs, we learn that ______
A.
If the margin of profit in student-loan is lessened, no company will be involved in the industry.
B.
If the margin of profit in student-loan is lessened, Sallie Mae will be bankrupt.
C.
If the margin of profit in student-loan is lessened, Sallie Mae can get more opportunities.
D.
If the margin of profit in student-loan is lessened, the industry will be definitely safe.
查看完整题目与答案
【单选题】The profit margin ratio measures:
A.
Profit generated by each dollar of sales
B.
Profit generated by each dollar of expenses
C.
The expenses incurred for each dollar of sales
D.
The overall profitability of assets
查看完整题目与答案