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【单选题】
同学出现了腹泻的症状,医生建议暂时不吃富含蛋白质和油脂的食物,同学应该选择的早餐是(  )
A.
油条和豆浆
B.
鸡蛋和牛奶
C.
馒头和稀饭
D.
肯德基和酸奶
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【简答题】若使用 1/2′′ 的 CCD 摄象机来摄像,则已知成像面的尺寸为 v=4.8mm , h=6.4mm 。若监控目标物与摄象机的距离 D=2500mm ,目标物的垂直尺寸 v=330mm ,目标物的水平尺寸 H=460mm ,应选用多大焦距镜头?
【单选题】The fans were very excited that the stars they had been looked forward to ________at last.
A.
came
B.
coming
C.
come
D.
has come
【简答题】The cookies were all ____the form of stars.
【单选题】They were waiting for a sight of the movie stars passing by.
A.
看到影星经过时,他们还在等待。
B.
他们在等待影星经过的场景。
C.
他们在等待,想让影星经过的时候看一下。
D.
他们在等候观看影星经过那儿。
【单选题】肠内营养并发症中与输入速度及溶液浓度有关的是
A.
误吸
B.
肠炎
C.
胆囊结石
D.
腹泻、腹胀
E.
肠道细菌移位
【简答题】There were many football stars in the match. Many football stars ____ ____ ____ the match.
【判断题】镜头的成像尺寸要与CCD靶面大小相对应,如果镜头的成像尺寸比摄像机靶面的尺寸小,就会影响成像,表现为成像的画面四周被镜筒遮挡。
A.
正确
B.
错误
【判断题】镜头选择应根据目标物的大小及摄像机成像靶面的大小来选择镜头焦距的尺寸。( )
A.
正确
B.
错误
【简答题】A.They studied variations in the appearance of the parent stars. B.They were able to see the planets with a telescope. C.They compared the parent stars to the Sun. D.They sent astronauts on a mission ...
【简答题】A.They studied variations in the appearance Of' the parent stars. B.They were able to see the planets with a telescope. C.They compared the parent stars to the Sun. D.They sent astronauts on a mission...
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