索氏抽提法测定样品的粗脂肪含量常用的抽提剂是什么?

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问题:

索氏抽提法测定样品的粗脂肪含量常用的抽提剂是什么?

考点:粮油质量检验员考试粮油检验员综合练习粮油检验员综合练习题库
题型:问答题 简答题
Reading comprehension.
Want to spend a wonderful evening?
Want go see your favorite pop singer?
Come on!
PLACE: Shanghai People's Square
Time: 7:00 pm Nov.7th
Ticker: ¥180
Welcome to Our Club
Do you want to be an artist?
Just come and have a try!
Music lesson     Price: ¥100
Dance lesson     Price: ¥50
Art lesson          Price: ¥60

                          Hunan History Museum
     You should use the floor plan (楼层平面图) to find your way around. If you
are with your children, stay close to them. The museum is very big and it is easy
to get lost.
Open: 8:30 am-12:00 am & 2:00 pm -5:00 pm
Admission (入场费): ¥10; (children under 6 years old get in for free)
1. You can see your favorite pop singer _________.
A. in Shanghai People's Square
B. in the club
C. in Hunan History Museum
2. We can't learn _________ in the club.
A. Music
B. Art
C. English
3. If you want to have music and dance lessons, you will pay _________.
A. ¥100
B. ¥150
C. ¥180
4. People can visit the museum at _________ every day.
A. 1:00 pm
B. 3:00 pm
C. 7:00 pm
5. _________ can get into the museum for free.
A. An adult
B. A student
C. A child under 6 years old
题型:问答题 简答题

下列哪项不适宜使用功能性电刺激治疗仪治疗()

A.脑卒中后步行障碍

B.脊髓损伤后步行障碍

C.周围神经损伤

D.神经源性膀胱

E.脑瘫后步行障碍

题型:问答题 简答题

既能开窍醒神,又能治疗各种疮疡、咽喉肿痛、目疾、口疮等的常用药物是()

A.芒硝

B.冰片

C.朱砂

D.石膏

E.石菖蒲

题型:问答题 简答题

303÷3被除数十位上的0除以3,不够商(    ),应商(    )。

题型:问答题 简答题

三相异步电动机反接制动时,其转差率为()。

A.s<0

B.s=0

C.s=1

D.s>1

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