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【单选题】
用于描述偏态分布的计量资料型数据集中趋势的统计学指标是A.
均数
B.
中位数
C.
标准差
D.
标准误
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举一反三
【单选题】In order to protect the environment。supermarkets and stores are forbidden to free plastic bags to shoppers．
A.
put away
B.
put off
C.
give off
D.
give away
【简答题】When were four campgrounds closed in order to protect the native species in the forest?
【单选题】In order to protect the environment, people in Japan have to for their trash. [ ]
A.
cost
B.
pay
C.
spend D; take
【简答题】资本的边际效率 (MEC)
【单选题】______are used in plastic in order to protect plastics against deterioration due to environmental conditions
A.
Lubricants
B.
Stabilizer
C.
Filler
D.
Accelerators
【单选题】When you are working in machinery spaces, you should wear( )in order to protect your body.
A.
a safety helmet
B.
well fitting clothes
C.
eyeglasses
【简答题】1 Study the examples in the box below. Use "in order to" to complete each of the following sentences in English according to the Chinese given. in order to e.g. In order to boost the athleticism and h...
【单选题】These samples have to be______in certain kind of chemical water in order to protect them.
A.
immersed
B.
crisped
C.
armored
D.
arrayed
【简答题】资本的边际效率(MEC)——
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