预应力芯棒

Researchers: Recycled Concrete's Time Has Come SOUTH BEND, INDIANA Recycling in the construction industry has become big business. It's easy to find new life for everything from old windows to wood beams. But until now, concrete the most widely used

发表于:2018-12-08 / 阅读(95) / 评论(0) 分类 VOA标准英语2016年(八月)

UNIT 1 Hello Again!再次相见! Lesson 3 Is This Your Pencil?这是你的铅笔吗? 1.What's this?这是什么? This is a blackboard.这是黑板. This is chalk.这是粉笔. This is a school.这是学校. This is a chair.这是一把椅子. These a

发表于:2018-12-12 / 阅读(72) / 评论(0) 分类 冀教版小学英语(三起)--第四册

Unit 2 This is my Pencil. [00:02.49]单元二 这是我的铅笔。 [00:04.99]Lesson 7 [00:06.61]第七课 [00:08.23]1.Just speak [00:10.00]1.请讲话 [00:11.78]Hi,LiYan. This is Kate. This is LiYan. [00:14.81]喂,李燕。这是凯特。这是李燕

发表于:2018-12-12 / 阅读(137) / 评论(0) 分类 人教版小学英语三年级

UNIT SEVEN [00:13.58]What is this?Picture 1. [00:20.66]What is this,Gogo? It is a pencil.Picture 2. [00:34.61]What is this? It is a rubber. Very good.Picture 3. [00:51.57]What is this,Dick? It is a pen.Picture 4. [01:03.95]What is this,Mimi? It is a

发表于:2018-12-13 / 阅读(167) / 评论(0) 分类 小学综合英语1A

[00:02.97]Unit 2 Is this your pencil? [00:07.29]SELF CHECK [00:09.56]1.Key word check. [00:14.05]Check () the words you know. [00:17.28]backpack notebook computer game baseball [00:27.22]pen ruler book pencil case dictionary [00:40.70]eraser ring wat

发表于:2018-12-13 / 阅读(79) / 评论(0) 分类 新目标初中英语七年级上

[00:00.00]Unit 2 Is this your pencil? [00:06.18]Section A [00:08.26]1b listen and number the conversations[1-3]. [00:16.39]Conversation 1 [00:18.57]Is this your ruler? [00:20.49]No,it isn't. [00:22.13]It's her ruler. [00:24.87]Conversation 2 [00:26.9

发表于:2018-12-13 / 阅读(63) / 评论(0) 分类 新目标初中英语七年级上

Concrete is one of the most widely used materials on the planet. And this consumption comes with a heavy ecological price. Rouzbeh Shahsavari, a materials scientist at Rice University. Around 5 to 10 percent of total CO2 emissions comes from concrete

发表于:2018-12-18 / 阅读(79) / 评论(0) 分类 2017年Scientific American(一)月

Apple on Tuesday introduced a new iPad with a digital pencil to draw and write plus greater performance at a high school in Chicago. The new 9.7-inch iPad goes with an Apple Pencil, which delivers a remarkably fluid and natural drawing experience. iP

发表于:2018-12-24 / 阅读(83) / 评论(0) 分类 2018CRI中国国际广播电台

[00:02.85]Module 7 LOST AND FOUND [00:07.33]UNIT 2 What does it look like? [00:11.07]1 Listen and read. Then say. [00:15.19]Class, can you please look for [00:17.25]Liu Hong's pencil case? [00:19.57]What does it look like? [00:21.18]It's red one. [00

发表于:2018-12-29 / 阅读(86) / 评论(0) 分类 外研社新标准初中英语七年级

David lost his yellow pencil. He could not find it. Where is my yellow pencil? he asked his sister. His sister did not know. I dont know where your pencil is, she said. David thought about it. He thought and thought. He used his yellow pencil before

发表于:2019-01-02 / 阅读(104) / 评论(0) 分类 超级简单英语阅读

Grammar Girl here. Todays topic is cement versus concrete. Guest writer Sal Glynn writes: Accuracy is important. You might think concrete and cement are interchangeable, but you'll quickly find that you're mistaken when some guy at Home Depot rolls h

发表于:2019-01-02 / 阅读(171) / 评论(0) 分类 英语语法 Grammar Girl

1.His proposal is very _______. We do not need any explanation. A. concrete B.loyal C.grey D.draft 2.This is a _______ computer, which we just bought for our research. A. detective B.luggage C.digital D.grave 3.The two pictures are _______. We dont k

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 大学四六级阅读

Volunteers Help Revive LA's Concrete River Thousands of volunteers turned out on a recent weekend to remove the trash that has been deposited by winter rain storms. The Los Angeles River was lined with concrete in the late 1930s and 1940s, after year

发表于:2019-01-14 / 阅读(95) / 评论(0) 分类 VOA标准英语2013年(五月)

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(59) / 评论(0) 分类 英语单词荟萃

DEVELOPMENT REPORT - Long-Life Concrete Bridges By Jill Moss Broadcast: Monday, June 07, 2004 This is Robert Cohen with the VOA Special English Development Report. Each year, road accidents kill a mil

发表于:2019-01-16 / 阅读(120) / 评论(0) 分类 农业与发展

今天我们要学的词是concrete。 Concrete具体的,实质性的。美中战略与经济对话星期二结束。美联社报道说,The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两

发表于:2019-01-16 / 阅读(99) / 评论(0) 分类 英语每日一词

The bar owner was upset. His best customer was in the hospital. He had a head injury. What happened? the owners wife asked. He said, He drank too much. When he went outside, he fell down. His head hit the sidewalk. Now he's in the hospital. This isn'

发表于:2019-01-22 / 阅读(104) / 评论(0) 分类 英文短篇故事(纽约)

讲解文本: concrete 具体的,混凝土的 We still don't have a concrete timeline for the plan. 关于这个计划,我们还没有具体的时间表。 I can't tell you anything concrete. 我也不能跟你说得太具体。 疯狂练习吧!

发表于:2019-01-22 / 阅读(77) / 评论(0) 分类 愉悦口语

每一个孩子都是可爱的小天使,但不是每一个天使都能够幸福地飞翔。寂静的墓地里,小小的石碑上,冰冷的石头塑成一副没有表情的石像。那是被剥夺生命权利的小小精灵,永远地长眠于地

发表于:2019-02-18 / 阅读(61) / 评论(0) 分类 美国乡村音乐

1、panda 熊猫 2、paper 纸 3、parent 父亲 4、park 公园 5、parrot 鹦鹉 6、party 聚会 7、past 时间过了 8、PE 体育 9、peach 桃子 10、pear 梨 11、pen 钢笔 12、pencil 铅笔 13、pencilbox 铅笔盒 14、people 人、人民

发表于:2019-03-12 / 阅读(129) / 评论(0) 分类 英文语法词汇
学英语单词
adiabatic elimination
administrative skill
aestivums
after heating
all purpose military vehicle
anteriomedially
article-mix
autumnal
Bavda
Behmenism
bimanualness
butadiene-vinylpyridine latex
butyl rhodanate
calcinatio
che
cholecysto-
cisticola juncidis tinnabulans
coadministered
corkable
cup head pin
curnock
DCAM
deceased
derism
deucosterol
do ill
don't ask me
drag behind
dynamic simultaneous equations models
electric dust precipitation
eneolithic
engine stripping
ewer with inner tube
Falso Cabo de Hornos
fight one's way
fire-office
frequency curve chart
fundamental sequence
greenship
hardy annual
Hebraicize
height control valve
Hoengen
hubzone
inferognathal
intermediate class
intermediate range missile
James Howard Meredith
Jodbromchlorsilber
Karl Barth
kerri
keying pin
kitchen bouquet
Kumane
Mawson Peninsula
memory or search lock
Merger Arbitrage
micromap
motivational psychology
mount parnassuss
mucosa graft
nasoturbinal
Neurymenia fraxiaifolia
nimravids
Ollulanus
out of-phase diagram
p-iodoacetanilide
Panama City
parathyroiditis
personage
picking stick cap
plate-way
pregage
principiated
prosocialist
ptocasius strupifer
pyrolysis oven
recurrent deposition
rhombuss
rosin vanish
sacrificants
sandararac gum
servopositioning
shove ha'penny
skin bank
small arms primer
spark counter
spectral irradiation curve
split head
subdominule
superalterns
tamers
tenontitis
testing abrasion of aggregates
Tucker-McLean forceps
Tuntum
umlaute
uncommon metal
veal calf
vitamine A ketone
wild rape
wilhelm-humboldt