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【单选题】
“重奖之下必有勇夫”这句话的有效性须满足( )条件。
A.
目标可实现
B.
奖赏可兑现
C.
需要能满足
D.
以上三者均需满足
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参考答案：
举一反三
【简答题】A．Only two years after his retirement. B．Only three years after his retirement. C．Only one year after his retirement. D．Only four years after his retirement.
查看完整题目与答案
【单选题】What happened in 1996?
A.
Retirement stopped being practiced.
B.
Age limitation in retirement was abolished.
C.
Retired people were no longer entitled to pensions.
D.
Age discrimination was legally abolished.
查看完整题目与答案
【简答题】A．only one year after his retirement. B．only two years after his retirement. C．only three years after his retirement. D．only four years after his retirement.
查看完整题目与答案
【单选题】升降压斩波电路呈现升压状态的条件为()。
A.
0
B.
0.5
C.
0
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【单选题】5升降压斩波电路呈现升压状态的条件为( )。
A.
占空比大于50%
B.
占空比 小于50%
C.
触发角大于 50 °
D.
触发角小于 50 °
查看完整题目与答案
【简答题】退休(retirement)
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【判断题】光源在测量中用于输出高稳定的光波,是光特性测试不可缺少的信号源。
A.
正确
B.
错误
查看完整题目与答案
【简答题】化疗药物可通过_____、_____、_____等途径,对经常接触的护士带来一定的潜在危害。
查看完整题目与答案
【简答题】化疗药物可通过( )、( )、( )等途径，对经常接触的护士带来一定的潜在危害。
查看完整题目与答案
【单选题】5升降压斩波电路呈现升压状态的条件为( )。
A.
导通比大于50%
B.
导通比小于50%
C.
触发角大于 50 °
D.
触发角小于 50 °
查看完整题目与答案
相关题目：
【简答题】A．Only two years after his retirement. B．Only three years after his retirement. C．Only one year after his retirement. D．Only four years after his retirement.
查看完整题目与答案
【单选题】What happened in 1996?
A.
Retirement stopped being practiced.
B.
Age limitation in retirement was abolished.
C.
Retired people were no longer entitled to pensions.
D.
Age discrimination was legally abolished.
查看完整题目与答案
【简答题】A．only one year after his retirement. B．only two years after his retirement. C．only three years after his retirement. D．only four years after his retirement.
查看完整题目与答案
【单选题】升降压斩波电路呈现升压状态的条件为()。
A.
0
B.
0.5
C.
0
查看完整题目与答案
【单选题】5升降压斩波电路呈现升压状态的条件为( )。
A.
占空比大于50%
B.
占空比 小于50%
C.
触发角大于 50 °
D.
触发角小于 50 °
查看完整题目与答案
【简答题】退休(retirement)
查看完整题目与答案
【判断题】光源在测量中用于输出高稳定的光波,是光特性测试不可缺少的信号源。
A.
正确
B.
错误
查看完整题目与答案
【简答题】化疗药物可通过_____、_____、_____等途径,对经常接触的护士带来一定的潜在危害。
查看完整题目与答案
【简答题】化疗药物可通过( )、( )、( )等途径，对经常接触的护士带来一定的潜在危害。
查看完整题目与答案
【单选题】5升降压斩波电路呈现升压状态的条件为( )。
A.
导通比大于50%
B.
导通比小于50%
C.
触发角大于 50 °
D.
触发角小于 50 °
查看完整题目与答案
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