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【单选题】
钢筋混凝土现浇板中,受力钢筋需要标注它的直径和( )。A.
根数
B.
间距
C.
半径
D.
重量
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举一反三
【简答题】What treasure did they find after a year’s hard digging?
【单选题】What treasure did they find after a year’s hard digging?
A.
They found the jewelry.
B.
They found nothing.
C.
They found twenty-bags of money.
【简答题】正常成人每昼夜排出的终尿量为
【单选题】听力原文： Two spacewalking astronauts replaced a giant broken flywheel outside the International Space Station on Monday, shoring up an outpost steering system plagued with problems for more than three ye...
A.
Spacewalking.
B.
Replacing the broken flywheel.
C.
Entering the International Space Station.
D.
Contacting the ground controllers.
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