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【简答题】
How great it is to see so many of you come and join us in celebrating the 15th anniversary of our travel magazine. From the bottom of ____1______, we thank you for being here. A little more than fifteen years ago, we were sitting at our regular jobs, ___2_____ how we saw our future, when we came up with the idea of joining our two hobbies, traveling and writing. We never imagined that our tiny dream would ___3______ so soon. There were many special people who joined us and made it ___4___ to create the name that we have today. To all those people and those who joined us in our journey, I should say thank you again. ___5____ you we would never have been here.
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【简答题】同步发电机的并列方法可分为( )并列和( )并列两种。
【简答题】同步发电机的并列方法可分为: () 和()两种。
【简答题】双道法，是指企业在进行网络分销决策时，同时使用网络直接渠道和 ，以达到销售量最大的目的。
【单选题】任一自由的实物粒子,其波长为λ,今欲求其能量,须用下列哪个公式?
A.
E = hc/λ
B.
E = h^2/2mλ^2
C.
E = e(12.25/λ)^2
D.
A，B，C均可
【简答题】同步发电机的并列方法可分为 并列 和 并列 两种。