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by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(198) / 评论(0) 分类 数学英语

Chinese authorities are suggesting the environmental impact from the sinking of an Iranian oil tanker off China's east coast this week is likely to be minimal, despite the massive blaze which engulfed the Sanchi for over a week before it went down. T

发表于:2018-12-24 / 阅读(221) / 评论(0) 分类 2018CRI中国国际广播电台

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(285) / 评论(0) 分类 Scientific American(十)月
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Abaran
apozymase
apterium
Ashbourne
authorized deferred payment
ballistic wave
bank premise
Barahāt
beam current convective instability
blood coagulation system
Canbelego
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cattle egret
central anode type phototube
cockburn town (grand turk)
colo(u)red token
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defense order
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eczematoid
ermin
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file specification area
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from the top down
ghat, ghaut
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hairpin junction
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herringbone effect
Heyduck
high limit
ICAM
in production
inclined tension stress
insurance company stock
ionization level
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keshak
ketarax
large bone
laser vector velocimeter
load
loanholders
long fiber in the pod of plants
lower cover
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make requisition for
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medical message
metconazole
Natrohisingerite
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not-carry
oilfield flooding
order Coleoptera
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P'ungsan-gun
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Platberg
platinum bromide paper
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power value
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related person
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to decide
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white-gray
wild form
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