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【单选题】
一对外啮合的标准直齿圆柱齿轮,模数m=4mm,中心距a=160mm,则两齿轮的齿数和为
A.
60.0
B.
80.0
C.
100.0
D.
120.0
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【判断题】架空线路中的直线杆用于限制线路发生断线、倒杆事故时波及范围。()
A.
正确
B.
错误
【多选题】商业银行证券投资对象有( )
A.
次级债券
B.
股票
C.
国债
D.
固定资产
【单选题】香料包法文称为sachet,指将干制的香草、香辛料等用纱布包裹成袋,主要用于( )。
A.
做菜
B.
制汤
C.
腌制
D.
浸泡
【单选题】All of the following statements are TRUE except that _____________.
A.
many factors account for learning disorder
B.
a learning-disabled person shows no outward signs
C.
reading disabilities are a common problem that affects 10 percent of the population
D.
the train activity of learning-disabled children is different from that of normal children
【多选题】中国经济发展之“谜”是一座蕴藏着无穷发展智慧的富矿,如:( ) , 有待于人们去探索、去挖掘。
A.
“两面开花”
B.
“两手齐抓”
C.
“两头突破”
D.
“两头用力”
【单选题】The price of commodities()on many factors like quality, demand, supply, etc.
A.
is basing
B.
has based
C.
is based
【简答题】Successful entrepreneurship depends on many factors. Of primary importance is money. ()
【单选题】Many factors both at home and abroad _____ the bankruptcy of the multinational corporation.
A.
based on
B.
put on
C.
contributed to
【简答题】How many prime factors of x are also prime factors of y? (1) x=30 (2) y is a multiple of x.
【单选题】☆1108.香料包法文称为“sachet”,指将干制的香草,香辛料等用纱布包裹成袋,主要用于( )。
A.
做菜
B.
制汤
C.
腌制
D.
浸泡
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