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【单选题】
RS触发器当输入S=`R时,具备时钟条件后次态Qn+1为( )
A.
Qn+1=S
B.
Qn+1=R
C.
Qn+1=0
D.
Qn+1=1
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【单选题】A disadvantage of the barter system is that
A.
no trade occurs.
B.
people must produce all their own food, clothing, and shelter.
C.
the opportunity to specialize is greatly reduced.
D.
gold is the only unit of account.
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【单选题】A disadvantage of pursuing a low-cost strategy is that:
A.
it makes it difficult for firms to customize their product offerings .
B.
price wars make it hard to compete with differentiators.
C.
it costs more than a differentiation strategy because of the necessity of high capital investments.
D.
powerful buyers are a major threat.
E.
it reduces customer retention.
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【简答题】流式细胞术是一种对单细胞或其他生物粒子膜表面以及内部的化学成分，进行定量分析和分选的检测技术，它可以高速分析上万个细胞，并能从一个细胞中测得多个参数，是目前最先进的细胞定量分析技术。流式细胞仪的主要组成不包括A、液流系统 B、光路系统 C、抗原抗体系统 D、信号测量 E、细胞分选 流式细胞仪的技术特点不包括A、采用鞘流原理 B、以激光作激发光源 C、使用散射光检测 D、检测荧光信号 E、采用电阻抗...
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【判断题】文彭是文征明的儿子( )
A.
正确
B.
错误
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【单选题】Singaporeans believe that a lack of Chinese-speaking skills is a disadvantage in the 21st century.
A.
Y
B.
N
C.
NG
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【单选题】A disadvantage of a sole proprietorship is that ____
A.
sole proprietors have unlimited liability.
B.
sole proprietors have very little control over operations of the business.
C.
it is more difficult and expensive to establish than other forms of business.
D.
its earnings are subject to higher tax rates than other forms of business.
E.
sole proprietors are required to share the firm’s profits with employees.
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【单选题】船舶动力装置中当发生空冷器污堵时，轻者可采取用清水和清洗剂交替喷射的方法经常冲洗，污堵严重时可实现不解体浸湿式清洗；方法是：用清水和清洗剂以一定比例混总，注满底部装上盲板的空冷器，同时用蒸汽持续加温并用空气吹搅，一般需要（）以上方能达到清除污垢的效果，清洗效果可依压差计读数、扫气压力、扫气温度、排气温度及冷却水温度而定。
A.
10h
B.
20h
C.
30h
D.
40h
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【单选题】Which of the following is NOT a disadvantage of country life?
A.
That you feel you are separated from the world.
B.
That you have no secrets.
C.
That you have little chance of visiting a cinema.
D.
That shopping centers are far away from your house.
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【单选题】向单元格键入数据或公式后,结果单击按钮"√" 则活动单元格会( )
A.
保持不变
B.
向下移动一格
C.
向上移动一格
D.
向右移动一格
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【单选题】A disadvantage of fluid measuring is that＿＿。
A.
changes in quantity of fluid in rocks can be caused by other factors other than strain
B.
present scientific instruments are not able to provide precise measurement
C.
the electrical properties of the rock itself also change the
D.
fractures in these rocks are often so serious that accurate measurement is impossible
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相关题目：
【单选题】A disadvantage of the barter system is that
A.
no trade occurs.
B.
people must produce all their own food, clothing, and shelter.
C.
the opportunity to specialize is greatly reduced.
D.
gold is the only unit of account.
查看完整题目与答案
【单选题】A disadvantage of pursuing a low-cost strategy is that:
A.
it makes it difficult for firms to customize their product offerings .
B.
price wars make it hard to compete with differentiators.
C.
it costs more than a differentiation strategy because of the necessity of high capital investments.
D.
powerful buyers are a major threat.
E.
it reduces customer retention.
查看完整题目与答案
【简答题】流式细胞术是一种对单细胞或其他生物粒子膜表面以及内部的化学成分，进行定量分析和分选的检测技术，它可以高速分析上万个细胞，并能从一个细胞中测得多个参数，是目前最先进的细胞定量分析技术。流式细胞仪的主要组成不包括A、液流系统 B、光路系统 C、抗原抗体系统 D、信号测量 E、细胞分选 流式细胞仪的技术特点不包括A、采用鞘流原理 B、以激光作激发光源 C、使用散射光检测 D、检测荧光信号 E、采用电阻抗...
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【判断题】文彭是文征明的儿子( )
A.
正确
B.
错误
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【单选题】Singaporeans believe that a lack of Chinese-speaking skills is a disadvantage in the 21st century.
A.
Y
B.
N
C.
NG
查看完整题目与答案
【单选题】A disadvantage of a sole proprietorship is that ____
A.
sole proprietors have unlimited liability.
B.
sole proprietors have very little control over operations of the business.
C.
it is more difficult and expensive to establish than other forms of business.
D.
its earnings are subject to higher tax rates than other forms of business.
E.
sole proprietors are required to share the firm’s profits with employees.
查看完整题目与答案
【单选题】船舶动力装置中当发生空冷器污堵时，轻者可采取用清水和清洗剂交替喷射的方法经常冲洗，污堵严重时可实现不解体浸湿式清洗；方法是：用清水和清洗剂以一定比例混总，注满底部装上盲板的空冷器，同时用蒸汽持续加温并用空气吹搅，一般需要（）以上方能达到清除污垢的效果，清洗效果可依压差计读数、扫气压力、扫气温度、排气温度及冷却水温度而定。
A.
10h
B.
20h
C.
30h
D.
40h
查看完整题目与答案
【单选题】Which of the following is NOT a disadvantage of country life?
A.
That you feel you are separated from the world.
B.
That you have no secrets.
C.
That you have little chance of visiting a cinema.
D.
That shopping centers are far away from your house.
查看完整题目与答案
【单选题】向单元格键入数据或公式后,结果单击按钮"√" 则活动单元格会( )
A.
保持不变
B.
向下移动一格
C.
向上移动一格
D.
向右移动一格
查看完整题目与答案
【单选题】A disadvantage of fluid measuring is that＿＿。
A.
changes in quantity of fluid in rocks can be caused by other factors other than strain
B.
present scientific instruments are not able to provide precise measurement
C.
the electrical properties of the rock itself also change the
D.
fractures in these rocks are often so serious that accurate measurement is impossible
查看完整题目与答案
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