[ 6 ] 孙志高(Sun Z G) ,王如竹(Wang R Z) ,樊栓狮(Fan S S) 等.天然气工业(Natural Gas Industry) ,2001 ,21 (1) : 93 ─96
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South Carolina's nickname is the easier of the two: It is The Palmetto State because of a fan-leafed palm tree that grows there.
VOA: special.2011.01.16
There are many kinds of work. There's electrical work, take the motor, you plug it into the wall, electricity makes the fan go around, that's electrical work. There's magnetic work.
我们复习一下大一,学过的功的概念:,物体在力的作用下,运动了一段距离。
So, many of you are new to the Boston area, now I still realize, and I want to let you know it's not required that you be a Red Sox fan to be at MIT.
你们中很多人新来到波士顿地区,现在我仍认识到,我想让你们知道在麻省理工学院,不一定必须做一个红袜队的球迷。
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