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【单选题】
为了改善复合螺纹加工指令车削螺纹的表面质量应采取的措施是( )A.
修改主轴转速
B.
改变刀具
C.
把力尖角参数设置比实际刀尖小
D.
减小吃刀深度
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【简答题】My father's car ___________ in the United States in 2001. A.is made B.has made C.was made D.makes 2.Newly-born babies(新生儿)___________ in hospital. A.are taken good care B.a...
【单选题】Because he was not ________ the new speed limit, he was stopped and fined by the police.
A.
good at
B.
tired from
C.
interested in
D.
aware of
【简答题】根据母或汉语提示填空。 1. We should be _____ (镇静的, 沉着的) before er. 2. The l_____ snow can make the wheat warm. 3. Dennis i _____ the warning and put his hand into the lion's cage. 4. He was caught c _____ in...
【单选题】---What happened to Henry? ---He ___ fined(罚款) because of driving after drinking.
A.
is
B.
was
C.
has
D.
had
【简答题】听下面一段材料, 回答第1-3题。 1. What is not allowed in the museum? A. Talking B. Touching the exhibits C. Flash photography. 2. Why didn’t the man see the signs? A. Because his English was not good. B. Because h...
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