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【判断题】
一对外啮合的直齿圆柱标准齿轮,小轮的齿根厚度比大轮的齿根厚度大。
A.
正确
B.
错误
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【多选题】数码摄影在哪些领域有着越来越广泛的应用()。
A.
航空
B.
天文
C.
医疗
D.
军事
【单选题】The boss was here just now.He has been away 10 minutes ____________.
A.
at most
B.
at least
C.
at all
D.
all together
【判断题】如果Modbus从站检测到帧出错或不是对该从站寻址的帧,则不返回响应报文。
A.
正确
B.
错误
【单选题】Jack's mother has to (A) call him at least half a dozen (B)times until(C) he comes down(D) to his dinner.(选择有错误的一项)
A.
has to
B.
half a dozen
C.
until
D.
comes down
【单选题】Gordon Jones is considering purchasing a computer from Best Buy. He has created a scale for rating eight different computers on three different characteristics. He plans to make a short list of only t...
A.
elimination-by-aspects heuristic
B.
lexicographic heuristic
C.
conjunctive heuristic
D.
anchoring and adjustment heuristic
【多选题】数码摄影在哪些领域有着越来越广泛的应用?
A.
天文
B.
航空
C.
军事
D.
医疗
【单选题】在计算存货保本储存天数时,以下各项中不需要考虑的因素是
A.
销售税金(营业税金)
B.
变动储存费
C.
所得税
D.
固定储存费
【单选题】My uncle hasn’t been able to stop smoking, but at least he has .
A.
cut out
B.
cut down
C.
cut up
D.
cut off
【单选题】分散行业存在于许多经济领域中,其基本的存在领域包括服务业、零售业、批发业、木料加工和金属组装业、农产品、风险企业等。一般来说,分散行业由()组成。
A.
很多中小企业
B.
很多大企业
C.
很多中型企业
D.
很多大中企业
【单选题】He has changed his______ about buying a new car at least three times.
A.
brain
B.
head
C.
mind
D.
thought
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