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【单选题】
The title of the text is a question: “Was Einstein a Space Alien?” the author answers the question in the negative and illustrates his answer with various supporting facts. Please organize the facts in sequence.:3._________________________________________A.
Other physicists like Max Planck, more senior and experienced than Einstein, were closing in on the answer, but he got there first
B.
He felt all the pressure and responsibility of any young husband and father
C.
He failed in producing a unified field theory
D.
Galison: if Einstein hadn’t been born, his 1905 papers would have been written in some form by others
E.
His brain looked much like any other
F.
Einstein himself credited his discoveries to imagination and questioning more so than orthodox intelligence
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【多选题】麦克风是一种常用的电子设备,它的内部就是一个小型传感器,可以把声音变成电信号.它的种类很多,其中有一种是动圈式的,它的工作原理是在弹性膜片后面黏接一个轻小的金属线圈,该线圈处在柱形永磁体的辐射状磁场中,当声音使膜片振动时,就能将声音信号转变成电信号,下列说法正确的是 ( )
A.
.该传感器是根据电流的磁效应工作的
B.
.该传感器是根据电磁感应现象工作的
C.
.膜片振动时,线圈内不会产生感应电流
D.
.膜片振动时,线圈内会产生感应电流
【简答题】简述农田杂草的危害。
【单选题】●The term, (74) loop, refers to a loop that is contained within another loop. (74)
A.
program
B.
nested
C.
statement,
D.
Network
【单选题】烤炉清洁剂和家用漂白剂的混合物会释放氯气，浴缸清洁剂和家用漂白剂的混合物也会释放氯气。不过普通肥皂和家用漂白剂的混合物则不会释放任何气体，当把未经鉴定的清洗剂加到家用漂白剂中时，也没有氯气放出。那么关于这种未知清洗剂，我们可以这样认为( )。
A.
它是普通肥皂
B.
既不是烤炉清洁剂也不是浴缸清洁剂
C.
它含有普通肥皂成分，以及烤炉清洁剂或浴缸清洁剂成分
D.
它含有普通肥皂成分。但不含有烤炉清洁剂或浴缸清洁剂成分
【简答题】采用铺浆法砌筑砌体,当施工期间气温超过 30°C时,铺浆长度不得超过( )mm。
【简答题】简述农田杂草的危害
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