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【单选题】
可预防阿司匹林引起的凝血障碍的维生素是A.
维生素A
B.
维生素Bl
C.
维生素B\r\n 2
D.
维生素E
E.
维生素K
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举一反三
【简答题】Fill in the blank with one of the following 8 words: app, collection, device, process, rule, science, simulation, term A computer program is a ______ of instructions thatperformsa specific task when ...
【多选题】平面铰链四杆机构存在曲柄的条件是( )。
A.
最短杆与最长杆长度之和大于其余两杆长度之和
B.
最短杆与最长杆长度之和小于或等于其余两杆长度之和
C.
连杆是最短杆
D.
连架杆或机架是最短杆
【单选题】With the final examination ________, we are busy going over what we've learnt this term. [ ]
A.
is approaching
B.
has approached
C.
approached
D.
approaching
【单选题】某超市四月份赢利a万元，计划五、六月份平均每月的增长率为x，那么该超市第二季度共赢利 [ ]
A.
a（1+x）万元
B.
a（1+x） 2 万元
C.
万元
D.
万元
【简答题】The term "app" is a shortening of the term " " and now it has become very popular.
【简答题】Fill in the blank with one of the following 8 words: app, collection, device, process, rule, science, simulation, term Algorithm is a set of ______s a computer followed in calculations or other probl...
【简答题】平面铰链四杆机构存在曲柄的条件是什么
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