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【判断题】
轴承疲劳曲线表示轴承的基本额定寿命与当量动载荷之间关系。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】下列关于静摩擦力的说法中正确的是
A.
两个相对静止的物体间一定存在静摩擦力
B.
受静摩擦力的物体一定是静止的
C.
静摩擦力一定比滑动摩擦力大
D.
静摩擦力也可能为物体提供动力
【单选题】We brought ______ at the football match.
A.
sentiments
B.
refreshments
C.
regimes
D.
regiments
【单选题】As we all know,English a lot of words from French. [ ]
A.
brought about
B.
brought up
C.
brought down
D.
brought in
【单选题】We'd been ________ to think that borrowing money was bad.
A.
brought forward
B.
brought about
C.
brought out
D.
brought up
【单选题】关于静摩擦力的说法不正确的是（）
A.
静摩擦力有最大值，说明静摩擦力的值在一定范围内是可变的
B.
静止的物体受到的摩擦力一定是静摩擦力
C.
静摩擦力的方向可能与其运动方向相同
D.
运动的物体可能受静摩擦力作用
【单选题】The Internet has __________ big changes in the way we work.
A.
brought about
B.
brought in
C.
brought up
D.
brought back
【单选题】. When we were young, we were brought up by our parents to _______ the table manners both at home and in public.
A.
determine
B.
observe
C.
announce
D.
control
【单选题】Until now we have ______many improvements in women's employment.
A.
brought out
B.
brought up
C.
brought forward
D.
brought about
【判断题】首先双方参加人员进入签字厅,各就各位。接着助签人员递上文本,签字人在本方保存的文本上签字,然后由助签人员相互传递文本;签字人在对方的文本上签字,由签字人互相交换文本并相互握手,其他人员掌声表示祝贺。
A.
正确
B.
错误
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