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【简答题】
广义平均随机过程的数学期望、方差与时间无关,自相关函数只与 有关。
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【简答题】实训2-2 解释客户的生涯规划与理财活动
【单选题】If she ________ generous as she makes out she would have donated more money in the catastrophe.
A.
had been
B.
were
C.
would be
D.
was
【简答题】If you are given only 1 yuan , could you live in a city for one day? It seems this may be a little difficult. But students from Xi'an did it . On April 10th, more than 60 students from a middle school...
【简答题】Passage A Saving money gives you . If you have enough savings you may be able to give up your job. I know a couple who saved up enough money that they were able to leave their jobs for a year, ...
【单选题】乌龙茶加工过程,做青的环境应该保持正常的温湿度,做青环境温度以 ( ) 为最适宜。相对湿度以 70 ~ 80% 较为理想,温度不能忽高忽低,室内风力也不宜太大,以免茶青表面水分的过快散失。
A.
15 ～ 20 ℃
B.
24 ～ 26 ℃
C.
30 ～ 35 ℃
D.
35 ℃以上
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