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【简答题】
（51）以下有关平板扫描仪主要性能指标的叙述中，错误的是 A）分辨率反映扫描图像的清晰程度，用每英寸生成的像素数目 dpi表示 B）水平分辨率和垂直分辨率都取决于CCD性能和光学系统的性能 C）色彩位数反映扫描仪对图像色彩或灰度的辨析能力，用每个像占二进位数表示 D）多数平板扫描仪可通过 USB接口与PC连接
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【单选题】对称星形负载接于三相四线制电源上,如图所示。若电源线电压为380 V,当在D点断开时, 为( )。
A.
220V
B.
380V
C.
190V
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【单选题】阴道清洁度检查结果II度时可见
A.
杂菌++
B.
淋巴细胞
C.
.杆菌++++
D.
上皮细胞一
E.
白(脓)细胞5~15个/HPF
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【单选题】阴道清洁度检查结果II度时可见
A.
杂菌++
B.
淋巴细胞
C.
杆菌 ++++
D.
上皮细胞－
E.
白（脓）细胞 5~ 15 个 /HPF
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【单选题】阴道清洁度检查结果II度时可见
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杂菌2+
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淋巴细胞
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杆菌4+
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上皮细胞
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【简答题】According to some researchers，by measuring the levels of NT—proBNP in the blood people may know__________．
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【单选题】阴道清洁度检查结果II度时,可见
A.
白(脓)细胞5~15个/HP
B.
杆菌(++++)
C.
上皮细胞(-)
D.
杂菌(++)
E.
淋巴细胞
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【单选题】The Columbia University researchers are the first to use sea-surface temperatures to match the past El Nino occurrences.
A.
Right
B.
Wrong
C.
Not mentioned
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【单选题】Some researchers have undertaken some psychological studies which prove that many children develop fears of ______ dangers.
A.
imagination
B.
imaginary
C.
imaginable
D.
imaginative
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【单选题】Researchers disagree whether the 'use it or lose it' philosophy holds for cognitive aging, but there is one evidence that keeping mentally active can slow age-related declines. At Pennsylvania State U...
A.
the role mental stimulation in preventing mental aging,
B.
gradual loss of mental skills with normal aging.
C.
the relationship between mental function and spatial skills.
D.
effective ways to keep intellectual vigor.
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【单选题】Researchers have found that migrating animals use a variety of inner compasses to help them navigate. Some (1)_____ by the position of the Sun. Others navigate by the stars. Some use the Sun as (2)___...
A.
move
B.
fly
C.
steer
D.
swim
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相关题目：
【单选题】对称星形负载接于三相四线制电源上,如图所示。若电源线电压为380 V,当在D点断开时, 为( )。
A.
220V
B.
380V
C.
190V
查看完整题目与答案
【单选题】阴道清洁度检查结果II度时可见
A.
杂菌++
B.
淋巴细胞
C.
.杆菌++++
D.
上皮细胞一
E.
白(脓)细胞5~15个/HPF
查看完整题目与答案
【单选题】阴道清洁度检查结果II度时可见
A.
杂菌++
B.
淋巴细胞
C.
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D.
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E.
白（脓）细胞 5~ 15 个 /HPF
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杂菌2+
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白(脓)细胞5~15个/HPF
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【简答题】According to some researchers，by measuring the levels of NT—proBNP in the blood people may know__________．
查看完整题目与答案
【单选题】阴道清洁度检查结果II度时,可见
A.
白(脓)细胞5~15个/HP
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杆菌(++++)
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E.
淋巴细胞
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【单选题】The Columbia University researchers are the first to use sea-surface temperatures to match the past El Nino occurrences.
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】Some researchers have undertaken some psychological studies which prove that many children develop fears of ______ dangers.
A.
imagination
B.
imaginary
C.
imaginable
D.
imaginative
查看完整题目与答案
【单选题】Researchers disagree whether the 'use it or lose it' philosophy holds for cognitive aging, but there is one evidence that keeping mentally active can slow age-related declines. At Pennsylvania State U...
A.
the role mental stimulation in preventing mental aging,
B.
gradual loss of mental skills with normal aging.
C.
the relationship between mental function and spatial skills.
D.
effective ways to keep intellectual vigor.
查看完整题目与答案
【单选题】Researchers have found that migrating animals use a variety of inner compasses to help them navigate. Some (1)_____ by the position of the Sun. Others navigate by the stars. Some use the Sun as (2)___...
A.
move
B.
fly
C.
steer
D.
swim
查看完整题目与答案