氧化三铁[Fe3O4]

ferriferous oxide的用法和样例:

例句

  1. Traditionally, iron oxide is converted to the metal in a blast furnace.传统上,铁氧化物在高炉里会转化为金属。
  2. Jontec Granite Rust Remover is a specially formulated acidic spotter to remove iron oxide on granite surfaces.是一种专用于去除花岗岩表面铁氧化物的酸性清洁剂。

This is the VOA Special English Agriculture Report. Fertilizer use differs from country to country, and from too little to too much. Nitrogen and phosphorus can produce big crops. But they can also pollute water and air. A recent policy discussion i

发表于:2018-12-07 / 阅读(125) / 评论(0) 分类 VOA慢速英语2009年(七)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its true that if you eat a lot of whats fondly dubbed the stinking rose, others might notice a faint whiff of eau de garlic in your sweat. But even the

发表于:2019-01-08 / 阅读(187) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. It might look and even feel like paper, but a new material created by scientists at MIT is designed to be an oil spill super-absorber. This technology d

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 Scientific American(六)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(218) / 评论(0) 分类 Scientific American(四)月

This is Scientific Americans 60-Second Science. Im Adam Hinterthuer. Got a minute? Heres a possible blood pressure remedy. But its only for those who can stand the heat. Its capsaicin, the active ingredient in peppers like habaneros that should pro

发表于:2019-01-08 / 阅读(223) / 评论(0) 分类 Scientific American(八)月

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-08 / 阅读(199) / 评论(0) 分类 Scientific American(四)月

SCIENCE IN THE NEWS - Discovery That Stored Blood Loses a Life-Saving Gas Could Solve Mystery By Lawan Davis, Soo Jee Han and Caty Weaver / Broadcast: Mon, 12 Nov 2007 16:00:00 UTC VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm S

发表于:2019-01-11 / 阅读(244) / 评论(0) 分类 VOA慢速英语2007年(十一)月

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(183) / 评论(0) 分类 TED演讲教育篇

电脑英语--常见硬件篇 CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,

发表于:2019-01-26 / 阅读(171) / 评论(0) 分类 实用英语

In the early 1800s there arose in England a fashion for inhaling nitrous oxide, or laughing gas, after it was discovered that its use was attended by a highly pleasurable thrilling. For the next half century it would be the drug of choice for young p

发表于:2019-01-29 / 阅读(139) / 评论(0) 分类 万物简史

Beijing's last large coal-fired power plant suspended operations last Saturday, meaning the capital has become China's first city with all its power plants fueled by clean energy. 上周六,北京最后一座大型燃煤电厂停机备用,这意味

发表于:2019-02-04 / 阅读(151) / 评论(0) 分类 英语新闻

18招促环保(双语) 我们中的每个人都应该对自己日常生活活动和选择所产生的温室气体负责。因此,防止气候变化需要地球上的每个人共同来努力。在中国,平均每户每年的碳排放量是2.41吨

发表于:2019-02-06 / 阅读(238) / 评论(0) 分类 实用英语

BEIJING, July 11 (Xinhua) -- The State Council, or China's Cabinet, announced on Wednesday that it will boost the development of the nation's distribution industry with the goal of establishing a modern goods distribution system that is efficient, co

发表于:2019-02-08 / 阅读(191) / 评论(0) 分类 英语新闻

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(241) / 评论(0) 分类 英语新闻

China's State of the Environment Report for 2012 suggests that the overall quality of China's environment is balanced and stable. The condition of underground water remains to be a big concern. Li Dong has the details. Released annually by China's Mi

发表于:2019-02-14 / 阅读(294) / 评论(0) 分类 世界各地新闻集锦

电脑英语--常见硬件篇CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只

发表于:2019-02-15 / 阅读(186) / 评论(0) 分类 天天商务口语

重要电脑英语及其缩写 CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,

发表于:2019-02-16 / 阅读(151) / 评论(0) 分类 实用英语

The World Health Organization, upgrading a previous warning, said June 12 that diesel exhaust causes cancer and called for tighter emissions standards, comparing the risk of exhaust to second-hand cigarette smoke. Tuesdays announcement comes after in

发表于:2019-02-17 / 阅读(180) / 评论(0) 分类 英语新闻

CPU:Central Processing Unit,中央处理单元,又叫中央处理器或微处理器,被喻为电脑的心脏。 RAM:Random Access Memory,随机存储器,即人们常说的内存。 ROM:Read-Only Memory,只读存储器。 EDO:Ext

发表于:2019-02-21 / 阅读(140) / 评论(0) 分类 实用英语

18 The Bounding Main 第十八章 浩瀚的海洋 Imagine trying to live in a world dominated by dihydrogen oxide, 请你想像一下,你能不能生活在一个由一氧化二氢主宰的世界里。 a compound that has no taste or smell and is so

发表于:2019-02-25 / 阅读(216) / 评论(0) 分类 万物简史
学英语单词
acylated polymer
adjustable binocular loupe
alarmless
angle bisector theorem
assisted dying
average aviator
baske
be in high boost
bit significance
Bugarama
build up in the hole
carbonations
cotreating
CR length
dance performance
de-Christianize
deflecting-force
diffuse prior
discretional orders
dissimulatresses
do something for a dare
domestic means of payment
duplet electron
elderberry bush
energy-intensive technology
engine characteristics
epiperipheral feeling
fixed reference system
four-block
fruit up
fumiferous
gill labyrinth
glenfields
greenlake
ground ringing
healing process
heat pipe-radiator cooler
heavy condensation products
Heilbronner's thigh
higher-order partial derivative
incipient podzolization
income from forfeited deposits
inlayer
keep one's hair on
key trench
killing's equation
knock-on atom
kutta-joukowski law
latman
laurel oaks
light control characteristic
line tool
longitudinal section plan
low address hold time
megaton weapon
Minamifurano
mix well
multi-roll straightening machine
nagaswaram
new public management
nonreversible laytime
Norvacomycin
oil nuts
optg
otiobiosis
over-complicate
palanquiner
palpita warrenalis
parallel road
Pedicularis longipes
peruvian currents
pocket drive
potato tuber nematode disease
precarburization
reinforcement weld
remercying
Represa, I.
risk management process
rock chip
Ruhstorf an der Rott
sale and repurchase agreement
sand-shale velocity
scientists
semovedly
sentry go
shallow hole blasting
spinning toward open end
subspace based
Sylvester formula
tear out
temporarily closed
Teucrium chamaedrys
thoughouts
tonna luteostoma
transfrontal lateral ventricle approach
tri-n-butylphosphine
two heads are better than one
unistratose
Warszawskie, Województwo
water gel
weather-proofing
widowburning