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【单选题】
油料种子成熟时，不是油脂的形成特点的是 。A.
最初形成较多的脂肪酸，以后逐渐减少
B.
最初形成较多的脂肪酸，以后逐渐减少
C.
先形成可溶性糖，再转化为油脂
D.
先形成不饱和脂肪酸，再转变成饱和脂肪酸
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反馈参考答案：
举一反三
【简答题】对于流化床反应器,当流速达到某一限值,床层刚刚能被托动时,床内粒子就开始流化起 来了,这时的流体空线速称为 () 。
【单选题】对于流化床反应器，当流速达到某一限值， 床层刚刚能被托动时，床内粒子就开始流化起来了，这时的流体空线速称为( )。
A.
终端速度
B.
临界流化速率
C.
流化速度
D.
颗粒带出速度
【判断题】Only long poems could sustain the level of emotion according to Edgar Allan Poe.
A.
正确
B.
错误
【单选题】Walt Whitman wrote only one book, but it took his whole life. What is the book of poetry called?
A.
Leaves of Grass.
B.
Lyrical Ballads.
C.
Prelude.
D.
North of Boston.
【简答题】Britain's smallest school was closed down because its only pupil failed to turn up for class, a famous British newspaper reported in May. The newspaper said the six-year-old girl's parents were unhapp...
【简答题】“地道战”、“地雷战”、“鸡毛信”、“小兵张嘎”是哪个时期的象征 （ ）
【单选题】Edgar Allan Poe wrote only one novel in his whole life called ______.
A.
Metzengerstein
B.
The Narrative of Arthur Gordon Pym
C.
MS. Found in a Bottle
D.
The Poetic Principle
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