[化] 氟化钙
[医] 氟化钙

calcium fluoride的用法和样例:

例句

  1. However, CaF2 has still moderate solubility, so it usually has to add excess calcium salt.此外,由于氟化钙仍有一定的溶解性,故通常都须加入过量的钙盐才能得到较佳的去除率。

[00:00.00]cafeteria [00:06.98]cafeteria [00:09.08]n.自助餐厅 [00:16.82]cafeteria [00:18.92]calcium [00:24.97]calcium [00:27.03]n.钙 [00:33.04]calcium [00:35.10]calorie [00:40.84]calorie [00:42.75]n.卡[热量单位] [00:48.88]calorie [00:50.79]c

发表于:2018-12-01 / 阅读(191) / 评论(0) 分类 大学英语六级词汇(拼读版)

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Beauty is only skin deep. And the beauty of shiny white teeth is even less deep. Because a new study shows that fluoride forms a thinner protective shiel

发表于:2018-12-02 / 阅读(134) / 评论(0) 分类 Scientific American(十二)月

07 牙病的预防与治疗 DATE=2-27-01 TITLE=SCIENCE IN THE NEWS #2113 - (1)Dental Health BYLINE=Nancy Steinbach VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the

发表于:2018-12-07 / 阅读(99) / 评论(0) 分类 科技之光

[00:02.98]junk junk food fat vitamin [00:07.67]n.垃圾 垃圾食品 n.脂肪 n.维他命;维生素 [00:12.36]snack stomach fever Sharon [00:17.28]n.小吃;快餐 n.胃;肚子 n.发烧;狂热 莎伦(女子名) [00:22.20]salad peach ripe o

发表于:2018-12-12 / 阅读(162) / 评论(0) 分类 高中英语词汇

[00:00.00]You don't look well [00:02.09]你看起来不太好喔 [00:04.18]A:You don't look well [00:05.29]你看起来不太好喔 [00:06.40]B:I know.I have a bad cold. [00:07.98]我知道。我得了重感冒了 [00:09.56

发表于:2018-12-25 / 阅读(90) / 评论(0) 分类 英语会话800句

Is it necessary to have cavities in the baby teeth repaired? 乳牙蛀成了洞还有必要补上吗? If the baby teeth are going to fall out, I don't think that it matters if they become decayed. 如果乳牙是要脱落的,我想蛀了也没有关

发表于:2018-12-27 / 阅读(130) / 评论(0) 分类 口腔临床英语对话

1.As a child, the little boy very poor family, food, rice is often not enough to eat, his mother took the bowl of rice to the children to eat. Said the mother, children, eat fast, I hungry! - Scatter his mothers first lie 儿时,小男孩家很穷,

发表于:2019-01-05 / 阅读(90) / 评论(0) 分类 阅读空间

1.As a child, the little boy very poor family, food, rice is often not enough to eat, his mother took the bowl of rice to the children to eat. Said the mother, children, eat fast, I hungry! - Scatter his mother's first lie 儿时,小男孩家很穷,

发表于:2019-01-05 / 阅读(93) / 评论(0) 分类 英语美文

A cluster of villages in China's Guizhou province has been plagued by an outbreak of disease that damages teeth and bones. Now, a new study by Chinese and American researchers puts the blame on polluted coal burned in home fireplaces. In small quanti

发表于:2019-01-14 / 阅读(111) / 评论(0) 分类 VOA标准英语2010年(十)月

DAVID GREENE, HOST: So getting calcium in your diet is essential to keeping your bones strong. Well, what do you do if you can't do dairy? A Navajo graduate student at Northern Arizona University got really interested in that question when he came ac

发表于:2019-01-16 / 阅读(116) / 评论(0) 分类 2017年NPR美国国家公共电台8月

plate and strip 板带 steel billet 钢坯 crude steel 钢 steel 材 iron alloy 铁合金 long product 长材 pipe product 管材 crude steel 粗钢 mining of ferrous metal ores 黑色金属采选业 international standard price 基准价 Tubarao 巴西

发表于:2019-01-17 / 阅读(106) / 评论(0) 分类 英文语法词汇

Ah yes.The ol' fluoride rinse at the dentist. Not pleasant. But hey, good for your teeth, right? 没错,这是牙医洗牙用的含氟漱口水。确实够闹心的。但毕竟对你的牙齿有益不是吗? Well now materials scientists have been

发表于:2019-01-20 / 阅读(100) / 评论(0) 分类 2018年科学美国人1月

SCIENCE IN THE NEWS - November 26, 2002: Dental Health By Nancy Steinbach VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abo

发表于:2019-01-30 / 阅读(109) / 评论(0) 分类 科技之光

1,supplementary nutrients Vitamin D was mainly rely on two channels, one is to obtain from food, and the other one is on the adoption of solar ultraviolet radiation in human skin synthesis of vitamin D3, it can even in the small intestine to pr

发表于:2019-01-31 / 阅读(150) / 评论(0) 分类 阅读空间

地球村时代,英语和中文也全球化了。爱吃零食的你怎能不会看包装袋的英文呢?小心哦,不要一不留神,营养没跟上,脂肪增加不少了哟。健康又美味,包装英语跟我学! 国外食品的包装上,

发表于:2019-02-01 / 阅读(165) / 评论(0) 分类 实用英语

零食包装袋上完整的产品成份(ingredients) Nutrition Facts 营养明细 Serving Size 5 pieces (55 g) 每份五片(55克) Servings Per Container About 5 每包约5份 Amount Per Serving 每份含量 Calories 150 Fat Cal.50 % 热量 1

发表于:2019-02-01 / 阅读(162) / 评论(0) 分类 实用英语

今天我们要学的词是 fluoride. Fluoride 氟化物。The U.S. government is lowering the recommended amount of fluoride added to drinking water for the first time in more than 50 years. 美国政府50多年来首次降低饮用水建议添加的氟

发表于:2019-02-02 / 阅读(105) / 评论(0) 分类 英语单词荟萃

Sleep well, sleep better If sleep has plunged to the bottom of your to-do list, you're not alone. Although the National Sleep Foundation recommends getting seven to nine hours of sleep a night, the average American logs only six hours and 40 minutes.

发表于:2019-02-07 / 阅读(132) / 评论(0) 分类 阅读空间

1.As a child, the little boy very poor family, food, rice is often not enough to eat, his mother took the bowl of rice to the children to eat. Said the mother, children, eat fast, I hungry! - Scatter his mother's first lie儿时,小男孩家很穷,

发表于:2019-02-23 / 阅读(105) / 评论(0) 分类 英语美文

1. You don't look well! 你看起来不太好喔! A: You don't look well! 你看起来不太好喔! B: I know. I have a bad cold. 我知道。我得了重感冒了。 2. Are you all right? 你还好吧? A: Are you all right? 你还好吧? B: No. I'm

发表于:2019-02-25 / 阅读(101) / 评论(0) 分类 英语口语
学英语单词
adverse rising of stomach qi
analog modulation system
Arabical
argils
asws
bandak l.
base ket
Berghain
bond critical point
bottom falls out
box type oven
Buckatunna
business efficiency
cage up
candids
carre's disease
carry-over coefficient
Click Through Rates
closed-circuit working
commutator vee (V) ring
complimentarily
conventional mill
counted down
cross-examineds
customs house overtime
deghosting
Deyeuxia biflora
die jig
diln
dodderingly
dotingness
electron oscillation
epidermatitis
expenditure-based gross domestic product
fan dynamometer
fast liver
five in one
front end converter
frontal(frontal)apron-plain
functional test requirement
galathea platycheles
garras
Gearing Ratio
genus Gempylus
gravity (water) system
high-pressure liquid encapsulation pulling method
human biochemistry
intercrystalline fluid
jaffnas
jamiat-e-islami
Japanese tuna stick
Kelongwa
l(a)ev(o)glucose
Las Trincheras
lava cakes
leucopeptin
linear homotopy
LOCA (loss-of-coolant accident)
long-wavelength radiation
low and intermediate tensile strength
low-pressure expansion machine
Lulemba
Maphilindo
mini computer
modify structure
Nagaon
non-representational
Normandy pippins
not worth a an hour's purchase
nutrient exhaustive crop
oriental cedar
otolithiasis
paricalcitol
paronomastically
personnel placement
phytophthora leaf blight
Piper betel
plan to win
processed glass
pulsed deflection
put out feelers
random difference equation
relieving tool
repiloting
rope maker
Santa-Maria-Siché
special angle
sporthotels
stiff shafting
synchronous recorder
Syndiclis kwangsiensis
theid
three-phase magnetic amplifier
threeday
throw sb back on their own resources
tin monoxide
transportation control point
two generations
veaux
Vibrio milleri
wiskott-aldrich(syndrome)
zodiophilous