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【单选题】
中国首个“工业4.0”联盟成立于( )。
A.
2014年1月
B.
2014年2月
C.
2014年3月
D.
2014年4月
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皮皮学刷刷变学霸
举一反三
【单选题】下列各项中不属于支付结算方式的是
A.
支票
B.
银行汇票
C.
汇兑
D.
实物抵债
【单选题】Though high-priced, specialty goods still have customers because ________.
A.
consumers can afford specialty goods
B.
consumers buy them not just for their physical quality but also for recognition, status and so on
C.
consumers think that specialty goods are profitable
D.
consumers think that specialty goods last longer
【单选题】Her specialty is heart surgery.
A.
region
B.
site
C.
field
D.
platform
【单选题】【C5】
A.
character
B.
trait
C.
characteristic
D.
specialty
【单选题】图纸中标注4 18,其中4表示(  )。
A.
钢筋净距
B.
钢筋根数
C.
钢筋直径
D.
相邻钢筋的中心距离
【单选题】Compared with convenience goods, which of the following is NOT true of specialty goods?
A.
Specialty goods are designed only for the rich
B.
Specialty goods are usually bought at a higher price
C.
Specialty good are usually bought less often
D.
Specialty goods are often bought after comparison with competing brands.
【单选题】图纸中标注 4B 18,其中4表示( )。
A.
钢筋净距
B.
钢筋根数
C.
钢筋直径
D.
相邻钢筋的中心距离
【简答题】Her specialty is heart surgery.
【判断题】设二维随机变量变【图片】 的联合概率密度函数是 【图片】, 则关于【图片】的边缘分布密度【图片】。
A.
正确
B.
错误
【单选题】specialty
A.
特色菜
B.
全熟的
C.
半熟的
D.
煮沸的
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